allantois definition
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allantois Define allantois: a vascular fetal membrane of reptiles, birds, and mammals that is formed as a pouch from the hindgut and that in placental mammals … a vascular fetal membrane of reptiles, birds, and mammals that is formed as a pouch from the hindgut and that in placental mammals is intimately … See the full definition
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Overview Ichthyosis vulgaris. Ichthyosis vulgaris (ik-thee-O-sis vul-GAY-ris) is an inherited skin disorder in which dead skin cells accumulate in thick, dry scales on your skin's surface.ost cases of ichthyosis vulgaris are mild, but some are severe. Sometimes other skin diseases, such as the allergic skin condition eczema, are associated with ichthyosis vulgaris. No cure has been found for ichthyosis vulgaris, and treatments focus on controlling the condition.
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- Arterial tortuosity syndrome is a rare congenital connective tissue condition disorder characterized by elongation and generalized tortuosity of the major arteries including the aorta.[1][2] It is associated with hyperextensible skin and hypermobility of joints, however symptoms vary depending on the person.
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Urachus The urachus is a fibrous remnant of the allantois, a canal that drains the urinary bladder of the fetus that joins and runs within the umbilical cord. The fibrous remnant lies in the space of Retzius, between the transversalis fascia anteriorly and the peritoneum posteriorly.
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Allantois In mammals other than marsupials the allantois is intimately associated with the chorion, contributing blood vessels to that structure as it forms—in conjunction with the endometrium, or mucosal lining, of the uterus—the placenta.
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Medical Definition of Anastomosis Medical Definition of Anastomosis Anastomosis: The connection of normally separate parts. An anastomosis may be naturally occurring or it may be created during embryonic development, surgery, or trauma, or by pathological means. An anastomosis may, for example, connect two blood vessels, or it may connect the healthy sections of the colon or rectum after a cancerous or otherwise diseased portion has been surgically removed.
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asterixis asterixis in Medicine. asterixis as·ter·ix·is (ās'tə-rĭk'sĭs) n. An abnormal tremor consisting of involuntary jerking movements, especially in the hands, frequently occurring with impending hepatic coma and other forms of metabolic encephalopathy. Also called flapping tremor.
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- Aric Parnes, 5th Year Medicine. Definition. First described by Adams and Foley in 1949,1 asterixis is a clinical sign indicating a lapse of posture and is usually manifest by a bilateral flapping tremor at the wrist, metacarpophalangeal, and hip joints.2, 3 It may also be seen in tongue, foot, and any skeletal muscle.
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Ecchymosis Ecchymosis is a clinical manifestation characterized by reddish to bluish sometimes purple discoloration of the skin which results from the rupture of small capillaries beneath the integument and accumulation of blood in the surrounding tissues.cchymosis is a clinical manifestation characterized by reddish to bluish sometimes purple discoloration of the skin which results from the rupture of small capillaries beneath the integument and accumulation of blood in the surrounding tissues.
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- ec·chy·mo·sis. A purplish patch caused by extravasation of blood into the skin, differing from petechiae only in size (i.e., ecchymoses are larger than 3 mm diameter). [G. ekchymōsis, ecchymosis, fr. ek, out, + chymos, juice]. (ĕk-ĭ-mō′sĭs) plural.
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-poiesis -poiesis. n combining form. 1. indicating the act of making or producing something specified: haematopoiesis. [from Greek, from poiēsis a making; see poesy]. a combining form meaning “making, formation,” used esp. in nouns that denote the formation of blood or a blood component, as specified by the initial element: lymphopoiesis.
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Definitions anastomosis (ua-nas´tuo-mo´sis) An interconnecting aggregation of blood vessels or nerves that form a network plexus. anatomical position (an´´ua-tom´u1-kal) An erect body stance with the eyes directed interior, the arms at the sides, the palms of the hands facing interior, and the fingers pointing straight down. anatomy (ua-nat´uo-me) The branch of science concerned with the structure of the body and the relationship of its organs.
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- An ecchymosis is a subcutaneous spot of bleeding (from extravasation of blood) with diameter larger than 1 centimeter.It is similar to (and sometimes indistinguishable from) a hematoma, commonly called a bruise, though the terms are not interchangeable in careful usage.pecifically, bruises are caused by trauma whereas ecchymoses, which are the same as the spots of purpura except larger, are not necessarily caused by trauma, often being caused by pathophysiologic cell function. A broader definition of ecchymosis is the escape of blood into the tissues from ruptured blood vessels.
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pseudopocket (soo'do-pok'et) A pocket that results from gingival inflammation with edema that produces an apparent abnormal depth of the gingival sulcus without apical movement of the bottom of the sulcus; a false pocket. See: gingivitis.
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Onychauxis By Maryann and Naomi Onychauxis Onychauxis is a health condition noticeable by a thickening of the nails. Onychauxis is also known as hypertrophy of the nail. It is observed both in nails of the fingers and the toes. The disease is more common in older people than younger people. This is mostly because the causes of it are more common in the elderly. Onychauxis is caused by a number of things some of which are: heredity, aging, diabetes, irregular blood circulation, trauma to the nails, or infection. Definition In most patients, onychauxis nails look discolored and broken around the edges.
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- Please visit our front desk on the night of your Lu’au to redeem this special offer! $20.00 value T-Shirt promotion cannot be combined with any other offer. Please note that Parties/Families that create separate reservations will only receive (1) one T-Shirt.
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- Plummer-Vinson syndrome. Definition. Plummer-Vinson syndrome is a condition that can occurs in people with long-term (chronic) iron deficiency anemia. People with this condition have problems swallowing due to small, thin growths of tissue that partially block the upper food pipe (esophagus).
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- Medical Definition of ICHTHYOSIS VULGARIS. : the common hereditary form of ichthyosis that is inherited as an autosomal dominant trait.What made you want to look up ichthyosis vulgaris? the common hereditary form of ichthyosis that is inherited as an autosomal dominant trait. What made you want to look up ichthyosis vulgaris?
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arthrogryposis The permanent fixation of a joint in a contracted position. arthrogryposis multiplex congenita. A rare sporadic condition characterised by joint contractures, dislocations, rigid skeletal deformities (e.g., clubfoot or talipes equinovarus), skin atrophy and replacement of limb muscles with fibrous tissue.
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- mycosis definition: noun pl. -·ses· 1. the growth of parasitic fungi in any part of the body 2. a disease caused by such fungiOrigin of mycosisModL: see myco- and -osis... Definitions
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medicinal herbs Alpine Bearberry Arctostaphylos alpina Arctostaphylos alpina. An infusion of the pounded plant has been used as an external wash in the treatment of rheumatism and general illnesses. A decoction of the bark is used in the treatment of internal blood diseases. The leaves are narcotic and have been smoked to cause intoxication.
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- Arcus senilis Arcus senilis (embryotoxon) is the second most frequent abnormality in OI following blue sclerae, being observed in 28% of affected individuals [4, 8, 9]. From: Osteoporosis (Third Edition), 2008
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- Gonarthritis, Arthrosis deformans, arthrosis of the knee joint. German: Gonarthrose. Definition. By gonarthrosis / arthrosis of the knee joint all degenerative (wear-out-related) illnesses of the knee joint are understood, which are characterized by an increasing destruction of the joint cartilages. Also participated are joint structures like bones, joint capsule as well as joint-near musculature.
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Allantoin The diureide (a chain of compound nitrogenous substances) of glyoxylic acid, allantoin is an oxidation product of uric acid that can form crystals and is present in allantoic as well as amniotic fluids in the fetal urine of animals, including humans, and also in several plants.he diureide (a chain of compound nitrogenous substances) of glyoxylic acid, allantoin is an oxidation product of uric acid that can form crystals and is present in allantoic as well as amniotic fluids in the fetal urine of animals, including humans, and also in several plants.
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Pleurisy - definition, causes, symptoms and treatment Pleurisy - definition, causes, symptoms and treatment. What is Pleurisy, definition, causes and symptoms of Pleurisy. Pleurisy is INFLAMMATION of the PLEURA, also called pleuritis. Pleurisy can develop as a consequence of direct irritation or INFECTION in the pleural space, or as a consequence of infection or INFLAMMATION involving the LUNGS such as TUBERCULOSIS or PNEUMONIA. AUTOIMMUNE DISORDERS can cause inflammation, such as SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) and SARCOIDOSIS.
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- Definition for &QUOT;mycosis&QUOT; A fungal illness in or on part of… View More