Median raphe cysts are a rare, congenital entity. This tear seems to come and go every few months or so. Six cases are reported: five with canals or cysts of the genito-perineal raphe, one with a periurethral cyst. The lesion extended 4 cm and was unilocular (Fig. It was a long and narrow tumefaction developed strictly on the midline on the median. Perineum pain with coughing. This condition is one of the uncommon anomalies of urogenital/anogenital region that is unknown to many clinicians. Although usually asymptomatic, secondary infection may produce swelling, tenderness and a purulent discharge. Perineal fistula and other anorectal. To externally stimulate it, press the fingers gently on the perineum and massage it lightly. 2. The perineum is the region of the body between the pubic symphysis (pubic arch) and the coccyx (tail bone), including the perineal body and surrounding structures. Case presentation We report the case of a 4-year-old child presented to the emergency department for a serpiginous and redness lesion extended from the basis of the penis until the perineum. The attachments of bulbospongiosus are different among males and females. Put an ice/cool pack on the area for about 10 minutes at a time. Even when I touched it, it wasn't so much pain as it. HIPAA Secure. What DOES worry me is that just now I found my perineal raphe to be swollen. The perineal area needs extra care to heal after childbirth, including cool sitz baths to reduce swelling and speed healing. Median raphe cysts are a rare, congenital entity. He had been actively cycling for 20 years, riding an average. perineal raphe. Scrotal raphe is a slightly elevated ridge of tissue running from the base of the penis to the midline of the perineum. I was checked for being intersexed before and they found nothing. N48. 215 became effective on October 1, 2023. The anoscrotal distance is more or less fixed, with a minimal variation (Chap. Dansk: 21 årig kvindes anus med fremtrædende Perineal raphe (en sammensmeltning ved mellemkødet, oftest set hos mænd). They develop when tissue becomes trapped near the median raphe nerve in your penis. and I'm just wondering if I'm being paranoid over nothing or if I really should get this checked out. Dr. Anatomy Pelvis and perineum Pelvic girdle and floor Homology of the male and female genitalia. The perineum pain between the genitals and anus can be commonly caused by anal fissures. The pathological diagnosis was infantile perianal pyramidal protrusion. Swollen perineal A 19-year-old male asked: I think i have a median raphe cyst. My penile/scrotal raphe has been red for about three weeks. Richard Greengold: May be candida: This is a yeast that often causes problems in warm wea. It is found in the superficial perineal space (pouch), together with the ischiocavernosus and superficial transverse perineal muscles. The term "IPPP" was introduced in the medical literature within the past 10 years. This report describes an anterior perianal lesion in a 62 yr old male and draws attention to this rarely described location and the unusually late presentation. To perform a perineal urethrostomy, a 4-cm long, cutaneous incision is created on the perineal raphe, 2 to 3 cm distal to the ventral. They can be found all the way from the distal penis and scrotum toward the perineum in a midline position. Right now my perineum is swollen, around my anus towards my vagina and I have a have a tiny tear half way between my vagina and anus. [2–4] Perineal wounds usually occur following trauma, ablation of malignancy of the genitalia, low pelvic tumors, or following thermal or electrical injuries. Fungal infections may account up to 40% of secondary infectious pruritus ani cases–a majority is caused by Candida . 225 became effective on October 1, 2023. Hemorrhoids and swollen perineal raphe? Hi, all. Product. Discussion The urethral folds appear at the undifferentiated stage in the development of the external genitalia and they include the cloacal membrane. They can be found all the way from the distal penis and scrotum toward the perineum in a midline position. compresses the vestibular bulb and constricts the vaginal orifice. Here are some treatments you can try to help reduce the discomfort, pain, or swelling that might accompany a perineum lump: Use a donut or hemorrhoid pillow to reduce the pressure on your perineum from your own weight while you sit, especially. Hemorrhoids, or "piles," are swollen veins in the anus or rectum. This physical finding is known as infantile perianal pyramidal protrusion (IPPP). Infection is treated with antibiotics. my cut has healed but the piece of raphe that was hanging curled up and looks like a pimple?. An incision is made through the median raphe of the bulbospongiosus muscle and into the underlying urethra. There are many Raphes in the human body. The perineal raphe further extends forward to the undersurface of the penis and backward to the anal opening. Perineal nodular swelling in a recreational cyclist: diagnosis and discussion. Read below for more information on causes and. Perianal hematomas are effectively swollen bruises under the surface of the skin near the opening of the anus. anal pain or itching. Turnquist, Nancy Minugh-Purvis, in Nonhuman Primates in Biomedical Research (Second Edition), Volume 1, 2012 Overview of Perineum. The tissue has been described as triangular, pyramidal, oval, tongue-shaped or leaf-shaped. Belly swelling; Vomiting; No stool within the first 48 hours; Stool coming out of the urethra; Types of anorectal malformations. Standard treatment includes complex decongestive therapy, which uses a combination of drainage, compression. Left and right genital eminences fuse at the scrotal raphe which links forward to the penile raphe at the root of the penis and backward to the perineal raphe. Anatomy A seamlike line or ridge between two similar parts of a. A 10-month-old girl was referred to Pediatric Gynecology after her parents noticed an increasing genital bulge. We perform scrotal surgery, penile procedures, varicocele and hydrocele repair, and circumcision. Median raphe cysts usually occur in low-type anorectal malformations and suggest the location of the fistula . This physical finding is known as infantile perianal pyramidal protrusion (IPPP). [2–5] About 25-45% of these patients can develop serious complications. Keep the area covered with a clean dry bandage if possible. The perineum (pl. Then work up to whatever intensity that feels. Penile/scrotal raphe is red. Although usually asymptomatic, secondary infection may produce swelling, tenderness and a purulent discharge. Other symptoms may signal an issue with your perineum or a condition affecting the surrounding muscles or organs in your pelvic cavity, including: Trouble peeing or pooping. The perineal raphe is where the tissue came together, and this line extends down the the scrotum as well. . The most observant and observant now know what it is. Pressure on the scrotal cysts caused expression of a milky fluid from the upper portion of the tract. Is a swollen perineal raphe a sign of a problem? Afghanistan A 24-year-old male asked: My perineal raphe occasionally becomes very swollen and sore to the. Use a back and forth U-shaped movement to gently massage the lower half of your vagina for 2-3 minutes. Up until the eighth week after fertilization. These diseases are amenable to treatment. Gastroenterology/General Surgery - 1 - Managing Perianal Itching (Pruritus Ani) What is pruritus ani? Itching around the anal area (called “anal itch” or pruritus ani) is a common condition characterized by irritation of the skin around the anus leading to anThe perineal raphe is generally considered to mark the line of fusion between the so-called urethral folds (Glenister 1954; Hamilton and Mossman 1972), or of a combination of urethral folds and scrotal swellings (Szenes 1925; Wartenberg 1993), or between urethral folds for the penile raphe and between scrotal swellings for the scrotal. An anal abscess can also cause pain in the perineum. Anatomical Study. 1. RF 2GHKC77 – A doctor in a medical glove holds on to the groin area of a. Perineal injury can occur and cause swelling and/or a lump between anus and scrotum. The raphe has three anatomical sections: the penile raphe, scrotal raphe, and perineal raphe. This is the visible line or ridge on the underside of the penis that runs from the scrotum to the tip of the penis. Dr. Perineal raphe and No. Differential diagnosis for a cystic lesion in the perineum includes a tail gut cyst (a developmental lesion lined with gastrointestinal epithelium which would be retro-rectal , perineal median raphe cysts or urethral and seminal vesicle cysts which would be connected to the urological system. 1 2 3. 3 We discuss a case of perineal grooves in twin females who were successfully diagnosed based on physical exami-nation, with confirmation from obstetrics/gynecology. Physical examination revealed 2 nodular lesions at both sides of the perineal raphe, immediately behind the scrotum, both covered by redundant, but otherwise normal-looking skin, with no external signs of inflammation or infection. Therefore gents, you have a bit of a labia on your scrotum. Synonym(s): raphe perinei [TA]I see a raphe on my perineum,but not on scrotal skin. 6. Surgical dissection of the male perineum. com Summary Median raphe cysts are a rare, congenital entity. Changes in urinary frequency (how often you pee). The more you scratch, the bigger the chances you will tear your perineal wall. It is completely common and normal physiological tissue line. Treatments include creams, ointments, medications and home remedies. Before the perineum tears, if there is a yeast infection, you will notice swelling and irritations. also rha·phe n. Injuries to the perineum can happen suddenly like an accident or as the activity which puts the. That line is called the “penile raphe. The septum. If I had a low circ it would look like yours does, cause that's just where my raphe is. The perineal raphe joins the anal verge (opening of the anus), to the posterior end of the urogenital fold. Over the next few months, the area became more swollen and did not regress despite recommended sitz baths and barrier creams. Abscesses are pus-filled “cysts”. Perineocele. The perineum of nonhuman primates differs from humans in both shape and function and shows considerable variation among species. I have a facial discoloration rash which a doctor has diagnosed as a fungal infection due to an allergic reaction to a cream prescribed by a. Bruise. Subsequent histopathological examination confirmed a median raphe cyst. The raphe on the penis usually resembles a stretch mark and can be anywhere from 1-3mm wide. Bruise. ra·phae also rha·phae 1. bulbospongiosus, in male. [3] [4] The penoscrotal raphe (penile and scrotal raphe) is homologous to the female labia minora. Raphe means the line of union of the two halves of various symmetrical body parts, and the term median raphe refers to the perineal raphe, which is also known as the median raphe of the perineum. The causes of perineal pain are pretty varied, but they fall into a few different categories. The canals are l. No. 2. 1 They outlined the embryologic fusion as a major pathogenetic mechanism, the benign course of the abnormality, and proposed complete surgical excision to avoid recurrence. Anatomy and function of the scrotum. The perineal plates divide the cloacal fold into a circular anal fold, posteriorly, and an ellipsoidal. Hold your thumbs in this position for about 1 minute. The perineal raphe is a visible line or ridge of tissue on the human body that extends from the anus through the the area between the anus and the scrotum or vulva . Median raphe cysts of the perineum are uncommon congenital lesions of the male genitalia. Its exact location is the midline of the perineum at the junction of the anus and urogenital triangle in both females and males. Pain when you pee or have intercourse. ericsphotography / Getty Images Anatomy . compresses the bulb of. They heal quickly. An anal fissure is most common when a person has a dry, hard bowel movement. The perineum pain between the genitals and anus can be commonly caused by anal fissures. Rinsing the area with warm water after you use the bathroom. DO. Because of the rarity, exact incidence cannot be calculated. Parents reported first noticing what they believed to be a skin tag in the perineal area at birth. Read More. A few antibiotics and massages are used to treat perineal pain but are done only once the inflammation subsides. "In adults and children, the penile and scrotal raphe vary in shape and thickness between individuals and the anomalies include pearly, pigmented, prominent, or wide raphe," a study which examined. Perineal raphe: everything on this line that divides the scrotum in two. Orthodontics 55 years experience. Swollen veins are not common in this area and I have not seen this ever in many years of practice although anything is possible. &NA; Median raphe cysts are uncommon congenital lesions most often found on the penis or scrotum. Ectopic. The perineum is the region between the thighs that includes the space between the genitals and anus. . Then work up to whatever intensity that feels. L02. Been using a cream to stop the itchyng and it helps and the line has disapeared a little but it itches again after a while!. Noun [ edit] perineal raphe (plural perineal raphae) ( anatomy) The visible line that extends from the anus, through the mid-line of the scrotum and upwards through the posterior mid-line aspect of the penis. The Perineal raphe on my penis from the head to the bottom is red and very itchy non-stop, it started from Sunday in the afternoon. The genital area in girls is protected. It is located in the midline and anterior to the anus in an area called the perineal median raphe. 215 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Try OTC Clotrimazole cream; if no better, see your doctor. This report describes an anterior perianal lesion in a 62 yr old male and draws attention to this rarely described location and the unusually late presentation. The most common symptom of mycotic infection of the perianal and perineal regions is pruritus. deep branch of the perineal nerve (from pudendal nerve) perineal a. Relevant articles and textbook chapters were reviewed, analyzed, and summarized with the consensus of the authors of this paper. Muneer, “An unusual swelling in the male. Developmental abnormalities of the male genitalia can result in epithelial-lined canals or cysts which occur along the ventral median raphe from the glans penis to the anus. Physical examination revealed 2 nodular lesions at both sides of the perineal raphe, immediately behind the scrotum, both covered by redundant, but otherwise normal-looking skin, with no external signs of inflammation or infection. I was checked for being intersexed before and they found nothing. We perform scrotal surgery, penile procedures, varicocele and hydrocele repair, and circumcision. Genital lymphedema is a buildup of fluid causing swelling in the soft tissues of the genital (crotch) area. Raphe means the line of union of the two halves of various symmetrical body parts, and the term median raphe refers to the perineal raphe, which is also known as the median raphe of the perineum; and it is divided anatomically to: penile raphe, scrotal and perineal raphe. M. The management of an intrascrotal abscess, regardless of the cause, requires surgical drainage (see image below). Women. What is. 1 It is divided on the midline by the scrotal raphe, which is continuous with the raphe of the prepuce, penis, and. 89 - other international versions of ICD-10 N48. Perineal groove is a rare anoperineal congenital malformation disease that usually affects newborn females. Abstract. James Schumacher, in Equine Surgery (Fourth Edition), 2012. Therefore, disturbed anal anatomy, as in cases of ARM, is commonly associated with PST. The keywords used were levator ani muscle, rhabdosphincter, urethra, perineal membrane, smooth muscles, elastic fibers, continence, and pelvic floor anatomy. The lateral part of the genital tubercle. Its location may be related to anatomic characteristics of the perineum and median raphe. We report a newborn with exposed bowel loops coming out through a defect in the perineum to the right of the median raphe and propose the term perineoschisis for this abnormality. perineal a. The tourniquet may need to be re-applied as the swelling is reduced. After you’ve given birth, it’s common for the perineum to be sore. Anus to genital line: The area of the body between the anus and the scrotum or vagina. Soak in a comfortably hot bathtub three times a day for 15 minutes. A red foreskin tip, without pain or swelling, just indicates that the skin is a bit irritated from doing its job of protecting the. It is found in both males and females, arises from the fusion of the urogenital folds, and is visible running medial through anteroposterior, to the anus where it resolves in a small knot of skin of varying size. Swollen perineal A 19-year-old male asked: I think i have a median raphe cyst. Cancel anytime. It's around 1cm in diameter, was purple (now more pink), and right next to my anus. Causes include poor anal hygiene, allergies, certain foods and drinks and other health conditions. Perineal groove is generally a wet sulcus lesion extending from the posterior vaginal fourchette to the anterior anus []. The red extends slightly into the upper scrotum. On histological. The scrotal raphe is in continuity with the penile raphe superiorly and the perineal raphe inferiorly. 225 - other international versions of ICD-10 L02. Discussion. It was a long and narrow tumefaction developed strictly on the midline on the median raphe between the scrotum and anus. Freeman, A. If swelling is present, the area should be. Median raphe cyst and canal is a rare anomaly that usually appears as a cystlike or canallike lesion on the ventral aspect of the penis but may occur anywhere from the urethral meatus to the anus. Raphe means the line of union of the two halves of various symmetrical parts, and the term median raphe refers to the perineal raphe, which is also known as the median raphe of the perineum. Perineum is in color. It does not hurt or itch, but it shouldn't be red. &NA; Median raphe cysts are uncommon congenital lesions most often found on the penis or scrotum. They may be located inside the rectum (internal) or outside the body at the anus. " Answered by Dr. board-certified doctor by text or video anytime, anywhere. This lesion extends vertically downward from the posterior portion of the vaginal fourchette to the anterior rim of the anus. Some species have marked seasonal variation in. [5] [6] [7] At New York Urology Specialists, we offer same-day treatment for perineal pain . The pudendal nerve supplies areas including the: lower buttocks. pl. At night the irch… Nov 13, 2009 · My perineum raphe is inflamed and swollen. Anogenital skin is highly sensitive to soaps, perfumes, clothing, and superficial trauma and it is more prone to itchy dermatoses as a result of warmth, friction, lack of. Otsuka T, Terauchi M. The raphe joins the internal. The cysts can occur at parameatus, glans penis, penile shaft, scrotum, or perineum. Median raphe cysts can develop at any site along the midline of the ventral side of the male genital area, from the meatus to the scrotum and perineum (Figure 1). Hi, I want a dermatologist to look at my rash on my perineum. 1. In a new article, our colleagues from IFLScience have put forward a anatomical feature unknown: the perineal raphe. The pathogenesis of perineal groove is not clear, and there are few cases reported in the current medical literature. Consult Now. ”. Creamy pus could be expressed from a broad funnel-shaped opening into a blind pouch in the area of the swelling, smears of which revealed gram-negative intracellular diplococci, morphologically typical of Neisseria gonorrheae. The penile raphe is part of a broader line in the male reproductive organs, that runs from the anus through the perineum ( perineal raphe) and continues to the scrotum and penis, collectively referred to as median raphe. The female perineum is a diamond-shaped structure inferior to the pelvic diaphragm and between the symphysis pubis and coccyx. From conception until 7 weeks, fetuses have no sex difference—the genitals look fairly female. 'seam'; [1] pl. Foster Carr answered. Difficulty getting an erection. Unfortunately, these very short nose lengths had the downside of reducing the riders’ stability, especially. MRC is thought to be caused by congenital alterations in the embryologic development of the male. It seems aggravated by coffee and I often have diarrhea at the same time. The complete type has the sulcus extended from the posterior fourchette to the. It is unknown to many clinicians, which usually leads to misdiagnosis. A blockage or breakdown of the lymphatic system leads to leakage of lymph (fluid) into surrounding tissues. ReplyA 44-year-old male presented with a painless swelling in the perineum which became more prominent with penile erections. Sometimes men write to ISNA, saying that they have a line down the underside of their penis, all the way to the anus, and they wonder if this is evidence of some sort of intersex condition. Pimple on perineum? (Just text, no photos) Hey so slightly awkward question but, I (24 y/o male) have what appears to be a zit on the perineum area, roughly halfway between the anus and the scrotum (sorry for the TMI). 89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. That's my perineal raphe and although the line is darker as it should be after a year of estrogen use, the skin has become loose and flappy. They are the result of a burst blood vessel in that area. A4 -year-old boy presented at our institution with an anomaly of the perineal median raphe. During a vulvar biopsy, doctors collect tissue samples from a female’s external genitalia. They are the result of a burst blood vessel in that area. Abstract. Inspection of the genital region should follow a focused general. We report a 6-year-old child with a long standing painless scrotal swelling thought by the parents to be polyorchidism. So, the seam is really the remnants of what were originally your labio-scrotal folds, bits that were meant to become a labia. Raphe means the line of union of the two halves of various symmetrical body parts, and the term median raphe refers to the perineal raphe, which is also known as the median raphe of the perineum. Here we present a 50-year-old male patient who presented with a cystic, fluctuant lesion, located at 12 o. perineal raphe. These are usually the result of an infection of your internal anal glands. Been using a cream to stop the itchyng and it helps and the line has disapeared a little but it itches again after a while!. Learn how we can help. An unusual swelling in the male perineum Arie Stewart Parnham,1 Alex Freeman,2 Alex Kirkham,2 Asif Muneer3 1Department of Urology, The. —This is a fibrous point in the middle line of the perineum, between the urethra and anus, and about 1. After looking at it and doing some basic research, I'm pretty sure it's an external haemorrhoid. Perineum. Minor cuts or scrapes heal quickly. The 2024 edition of ICD-10-CM N48. ” Another referred to it as the “vagina-nutsack-anus scar,” adding: “Every dude has one. That's my perineal raphe and although the line is darker as it should be after a year of estrogen use, the skin has become loose and flappy. When I shake it , it sound like liquid but it's hard. 81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Dr. I would be more concerned with a perianal abscess or fistulo in ano or some other infection or inflammatory process. In a 2014 study, researchers found that longer saddle nose lengths produced greater subjective feelings of perineal discomfort and that lengths of 0-3cms were the most comfortable (3). Acute complications can occur in 25-60% cases. Perianal region is an extremely rare location for these lesions. In mid 2014 i had HIV, herpes, vdrl & tsh test and all tests. If it's possible to remove it it would just leave a scar in the same place which may or may not be more pleasing to you. Long-term complications are not expected in most vaginal tears, except in severe lacerations, which are associated. Perineal groove is a rare congenital midline malformation of the perineal raphe. Abstract. 215 - other international versions of ICD-10 L02. The testes, epididymides, and spermatic cords should be palpated for swelling and tenderness. Figure 1 Image of patient's perineum. [ 2] Median raphe cysts mostly present at birth and may remain asymptomatic or ignored during childhood. Not very big and feels more like a very swollen vein than anything else. An ulcer is an open sore internally or externally caused by the failure of skin or a mucous membrane to heal. Sometimes men write to ISNA, saying that they have a line down the underside of their penis, all the way to the anus, and they wonder if this is evidence of some sort of intersex condition. e. We present a case and review the literature in respect to a 35-year-old man with a non-visible, painless midline swelling in the anterior perineum. Minor injuries can cause lots of bleeding because of the rich blood supply. Using a throwaway account cause this is personal. Ultrasound confirmed the diagnosis of ectopic testicle. Fournier gangrene (necrotizing fasciitis) requires prompt resuscitation and surgical. Median raphe cysts are a rare, congenital entity. Currently, CPG can be divided into two types based on the morphology of perineum, complete and partial (2,3, 8). Gynecology 40 years experience. 5 month (range, 0. Clarene Cress: Possible molluscum: Pimples that have a hard white core sound like mol. e. Came home with swelling in. We present a case and review the literature in respect to a 35-year-old man with a non-visible, painless midline swelling in the anterior perineum initially thought to be a liposarcoma. Gently, massage the area in up-down or circular motions. The perineal body is continuous with the perineal raphe in the scrotal skin. The term raphe designates a line on the surface of a fabric, and resembling a seam or a suture. We aimed to evaluate the subjective. Gently pat the area dry. A perineal median raphe cyst arising in a 3‐year‐old boy was successfully treated with primary excision and the possible origins and histologic features are briefly reviewed. The perineal raphe extends from the anus, through the mid-line of the scrotum (scrotal raphe) and upwards through the posterior mid-line aspect of the penis (penile raphe). Testis. Bayne et al reported the clinical presentation of the uncommon entity of a median raphe cyst of the perineum. This line starts just anterior to the anus and extends. If you have concerns, seek examination by Physician or Dentist. Minor cuts or scrapes heal quickly. From the raphe, the. A fistula was observed deep within the urethra cavernosum, excluding the possibility of a perineal fistula. Dermatitis is when an irritant causes the skin to become red, swollen, and sore. there was a lil piece of the raphe hanging, as ive read in forums people say that the skin hanging will just fall off. Median raphe cyst and canal is a rare anomaly that usually appears as a cystlike or canallike lesion on the ventral aspect of the penis but may occur anywhere from the urethral meatus to the anus. Share. It would be most prudent for you. S. Main page; Contents; Current events; Random article; About Wikipedia; Contact us; DonateTypes of Genital Injuries in Females. Board Certified Physician. They can be found from the distal penis and scrotum to the perineum in a midline position. Perineal groove is generally a wet sulcus lesion extending from the posterior vaginal fourchette to the anterior anus []. The cyst is generally solitary, with the penile shaft being the most common location, with average size of around 1 cm. Educating the child and family prior to this examination is important both for their reassurance and for gaining their trust. Jean E. $44 video appointments with $19/month membership * * Billed $57 every 3 months. A differential diagnosis must be. Some yeast infection discharges can be very itchy, causing endless discomfort. As per your description, it indicates Anogenital pruritus that is defined as intense itching, acute or chronic, affecting the anal, perianal, perineal, and genital skin. and I'm just wondering if I'm being paranoid over nothing or if I really should get this checked out. At this point six muscles converge and are attached: viz. Scrotal raphe is a slightly elevated ridge of tissue running from the base of the penis to the midline of the perineum. A. The penile raphe is part of a broader line in the male reproductive organs, that runs from the anus through the perineum ( perineal raphe) and continues to the scrotum and penis, collectively referred to as median raphe. This line starts just anterior to the. A 35-year-old man presented with a 12-month history of a non-visible, albeit palpable midline painless swelling from the bottom of his scrotum and extending down into the perineum ( figure 1 ). Summary. This is the visible line or ridge on the underside of the penis that runs from the scrotum to the tip of the penis. Wear loose cotton underwear and keep the area clean and dry. The vast majority of the raphes do not bifurcate (123 genera), but the raphes of 7 genera do. Noun [ edit] perineal raphe (plural perineal raphae) ( anatomy) The visible line that extends from the anus, through the mid-line of the scrotum and upwards through the posterior mid-line aspect of the penis.