anal fissure

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Related to Anal fissures: Crohn's disease, hemorrhoids, sitz bath, sentinel pile

fissure

 [fish´er]
1. a narrow slit or cleft, especially one of the deeper or more constant furrows separating the gyri of the brain.
2. a deep cleft in the surface of a tooth, usually due to imperfect fusion of the enamel of the adjoining dental lobes. It can be treated with a dental sealant to decrease risk of caries.
abdominal fissure a congenital cleft in the abdominal wall; see also gastroschisis and thoracoceloschisis. Called also celoschisis.
anal fissure (fissure in ano) a painful lineal ulcer at the margin of the anus.
anterior median fissure a longitudinal furrow along the midline of the ventral surface of the spinal cord and medulla oblongata.
fissure of Bichat transverse fissure (def. 2).
branchial fissure pharyngeal groove.
central fissure fissure of Rolando.
collateral fissure a longitudinal fissure on the inferior surface of the cerebral hemisphere between the fusiform gyrus and the hippocampal gyrus.
Henle's f's spaces filled with connective tissue between the muscular fibers of the heart.
hippocampal fissure one extending from the splenium of the corpus callosum almost to the tip of the temporal lobe; called also hippocampal sulcus.
longitudinal fissure the deep fissure between the two cerebral hemispheres.
palpebral fissure the longitudinal opening between the eyelids.
portal fissure porta hepatis.
posterior median fissure
1. a shallow vertical groove in the closed part of the medulla oblongata, continuous with the posterior median fissure of the spinal cord.
2. a shallow vertical groove dividing the spinal cord throughout its length in the midline posteriorly; called also posterior median sulcus.
presylvian fissure the anterior branch of the fissure of Sylvius.
pudendal fissure rima pudendi.
Rolando's fissure (fissure of Rolando) a groove running obliquely across the superolateral surface of a cerebral hemisphere, separating the frontal lobe from the parietal lobe. Called also central fissure and central sulcus.
fissure of round ligament one on the visceral surface of the liver, lodging the round ligament in the adult.
sylvian fissure (fissure of Sylvius) one extending laterally between the temporal and frontal lobes, and turning posteriorly between the temporal and parietal lobes.
transverse fissure
2. the transverse cerebral fissure between the diencephalon and the cerebral hemispheres; called also fissure of Bichat.
zygal fissure any of the fissures on the cerebral cortex that consist of two branches connected by a stem.

a·nal fis·sure

a crack or slit in the mucous membrane of the anus, very painful and difficult to heal.

anal fissure

a painful linear ulceration or laceration of the skin at the margin of the anus. Also called fissure-in-ano.

a·nal fis·sure

(ā'năl fish'ŭr)
A crack or slit in the mucous membrane of the anus.

anal fissure

Sometimes called fissure-in-ano, this is a longitudinal tear in the wall of the anus, usually directly backwards. There is inevitable infection and a swollen skin tag, called a sentinel pile forms at the site. There is burning pain on defaecation. Surgical treatment is effective but about 10 per cent of patients suffer anal incontinence, mainly for flatus. BOTULINUM TOXIN has been used.

Anal fissure

An ulcer on the margin of the anus.
Mentioned in: Anoscopy
References in periodicals archive ?
Background: Patients with chronic constipation due to food hypersensitivity have elevated anal sphincter resting pressure, which could potentially contribute to the development of anal fissures.
Needless to say, preventing anal fissures is more desirable than having to treat them.
Griffin N, Acheson AG, Jonas M, Scholefield JH: The role of topical diltiazem in the treatment of chronic anal fissures that have failed glyceryl trinitrate therapy.
More focused interventions include cauterization of granulation tissue, application of nitroglycerin paste for anal fissures, trigger-point injections for pain relief, or estrogen application for atrophic vaginal tissue.
Hydrocortisone should be applied only to anal fissures with an inflammatory component, or healing may be inhibited.
These complications include hemorrhoids caused by straining to have a bowel movement or anal fissures (tears in the skin around the anus) caused when hard stool stretches the sphincter muscle.
Ventrus is a development stage specialty pharmaceutical company focused on the development of late-stage prescription drugs for gastrointestinal disorders, specifically hemorrhoids, anal fissures and fecal incontinence.
These candidates include VEN 307, a diltiazem cream for the relief of pain associated with anal fissures, and VEN 310 for use as a colonic delivery mechanism, which is a pH sensitive system to deliver bacteria, complex proteins, viral antigens, small molecules and other treatments to the gastrointestinal tract.
Among the 67 patients who agreed to follow the algorithm, 31 had healing of their chronic anal fissures with nitroglycerin alone.
Patients with anal fissures describe severe pain, bright red blood from the rectum, and pain for 3-4 hours following a bowel movement.
This patent is directed to the manufacture and use of nitroglycerin ointment and related compounds for the treatment of anal disorders, including anal fissures and various hemorrhoidal conditions.