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  2. Pilonidal disease - Wikipedia

    en.wikipedia.org/wiki/Pilonidal_disease

    Intermittent pain/discomfort or swelling above the anus or near the tailbone; Opaque yellow (purulent) or bloody discharge from the tailbone area; Unexpected moisture in the tailbone region; Discomfort sitting on the tailbone, doing sit-ups or riding a bicycle—any activities that roll over the tailbone area

  3. Anorectal abscess - Wikipedia

    en.wikipedia.org/wiki/Anorectal_abscess

    Anorectal abscess (also known as an anal/rectal abscess or perianal/perirectal abscess) is an abscess adjacent to the anus. [1] Most cases of perianal abscesses are sporadic, though there are certain situations which elevate the risk for developing the disease, such as diabetes mellitus, Crohn's disease, chronic corticosteroid treatment and others.

  4. Perineum - Wikipedia

    en.wikipedia.org/wiki/Perineum

    The perineal body (or central tendon of perineum) is a pyramidal fibromuscular mass in the middle line of the perineum at the junction between the urogenital triangle and the anal triangle. In males, it is found between the bulb of the penis and the anus ; in females, it is found between the vagina and anus, and about 1.25 cm (0.49 in) in front ...

  5. Sacrococcygeal teratoma - Wikipedia

    en.wikipedia.org/wiki/Sacrococcygeal_teratoma

    Sacrococcygeal teratoma (SCT) is a type of tumor known as a teratoma that develops at the base of the coccyx (tailbone) and is thought to be primarily derived from remnants of the primitive streak. [1]

  6. Rectal pain - Wikipedia

    en.wikipedia.org/wiki/Rectal_pain

    Two more highly common causes of functional anorectal pain are levator ani syndrome (LAS) and proctalgia fugax.Both of these conditions are thought to be caused by muscle spasms of the either the levator ani muscle or the anal sphincter muscle respectively, and may overlap symptomatically with a third less-common condition called coccygodynia which is the result of previous trauma to the ...

  7. Human anus - Wikipedia

    en.wikipedia.org/wiki/Human_anus

    Perineum sunning is a process in which the anus is sun tanned by deliberate exposure to sunlight, resulting in a darkening of the area. [21] A true anal piercing is rare because it may interfere with the function of the anus and cause infections. Surface piercings of the perineum are easier to care for and much more common.

  8. Pelvic pain - Wikipedia

    en.wikipedia.org/wiki/Pelvic_pain

    Pelvic pain is pain in the area of the pelvis. Acute pain is more common than chronic pain. [2] If the pain lasts for more than six months, it is deemed to be chronic pelvic pain. [3] [4] It can affect both the male and female pelvis. Common causes in include: endometriosis in women, bowel adhesions, irritable bowel syndrome, and interstitial ...

  9. Ganglion cyst - Wikipedia

    en.wikipedia.org/wiki/Ganglion_cyst

    The cysts may intrude into the spine, which may cause pain and dysesthesia in distant extremities. [ 20 ] Cystic adventitial disease , in which a cyst occurs within the popliteal artery near the knee, has been proposed recently to occur by an articular mechanism, with a conduit leading from the joint, similar to the development of ganglion ...