| alopecia | 1. <dermatology> Baldness, absence of the hair from skin areas where it normally is present. 2. <oncology> Hair loss as a result of chemotherapy or radiation therapy administered to the head. Hair loss from chemotherapy is temporary. Hair loss from radiation is usually permanent. Origin: Gr. Alepekia = a disease in which the hair falls out (14 May 1997) |
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| alopecia adnata | Underdevelopment of the lashes. See: alopecia congenitalis. Synonym: madarosis. (05 Mar 2000) |
| alopecia areata | <dermatology> A patchy baldness usually of a temporary nature. Cause unknown but anxiety and stress are common precipitating factors. (27 Sep 1997) |
| alopecia cicatrisata | Synonym: scarring alopecia. Origin: L. Cicatrix, cicatricis, scar + suffix -al, characterised by (05 Mar 2000) |
| alopecia congenitalis | Absence of all hair at birth, associated with psychomotor epilepsy; autosomal dominant inheritance. Synonym: congenital baldness, hypotrichiasis. (05 Mar 2000) |
| alopecia disseminata | Loss of hair from all parts of the body. (05 Mar 2000) |
| alopecia leprotica | Thinning or total loss of the lateral third of the eyebrows, eyelashes, and body hairs, seen in leprosy; loss of scalp hair is rare. (05 Mar 2000) |
| alopecia marginalis | Hair loss at the hair line, a condition most commonly seen in blacks; commonly transient and caused by chronic traction, although long-continued traction may cause permanent alopecia. Synonym: alopecia liminaris frontalis. (05 Mar 2000) |
| alopecia medicamentosa | Diffuse hair loss, most notably of the scalp, caused by administration of various types of drugs. (05 Mar 2000) |
| alopecia mucinosa | Follicular mucinosis with alopecia appearing in areas of erythema and oedema in the bearded portion of the face or in the scalp. (05 Mar 2000) |
| alopecia pityrodes | A loss of hair, of the body as well as of the scalp, accompanied by an abundant branlike desquamation. (05 Mar 2000) |
| alopecia presenilis | Ordinary or common baldness occurring in early or middle life without any apparent disease of the scalp. (05 Mar 2000) |
| alopecia senilis | The normal loss of scalp hair in old age. (05 Mar 2000) |
| alopecia symptomatica | Alopecia occurring in the course of various constitutional or local diseases, or following prolonged febrile illness. (05 Mar 2000) |
| alopecia syphilitica | Moth-eaten alopecia of secondary syphilis. (05 Mar 2000) |
| androgenic alopecia | Hair loss in women that may be associated with aging, hormones (androgens) or genetic predisposition. The pattern of baldness in women is different from that of men. In women there is thinning of the hair all over the scalp, but the frontal hairline is maintained. The hair loss is usually permanent. Treatment has been successful with topical minoxidil in some cases. (27 Sep 1997) |
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| male pattern alopecia | The most common form of androgenic alopecia, seen in men as receding frontal and bilateral triangular temple hair lines, and a balding patch on the vertex, which may progress to complete alopecia. Synonym: male pattern baldness. (05 Mar 2000) |
| moth-eaten alopecia | Patchy hair loss of parietal and occipital regions of the scalp, characteristic of secondary syphilis. (05 Mar 2000) |
| congenital sutural alopecia | A syndrome of bony anomalies of the calvaria, face, and jaw, with brachygnathia, narrow curved nose, and multiple ocular defects including microphthalmia, microcornea, and cataract, often with alopecia overlying skull sutures, or alopecia areata and hypoplasia, or absence of eyebrows. The pattern of inheritance is undecided. Synonym: congenital sutural alopecia, Hallermann-Streiff syndrome, Hallermann-Streiff-Francois syndrome, mandibulo-oculofacial syndrome, oculomandibulodyscephaly, oculomandibulofacial syndrome, progeria with cataract, progeria with microphthalmia. (05 Mar 2000) |
| postoperative pressure alopecia | Loss of hair over a circumscribed area usually on the posterior scalp, resulting from continuous pressure on the occiput in a lengthy operative procedure, or unconsciousness following a drug overdose. (05 Mar 2000) |
| postpartum alopecia | <dermatology, obstetrics> Temporary diffuse telogen loss of scalp hair at the termination of pregnancy. (05 Mar 2000) |
| pressure alopecia | Loss of hair over a circumscribed area usually on the posterior scalp, resulting from the continuous pressure on the occiput in a lengthy operative procedure, or unconsciousness following a drug overdose. (05 Mar 2000) |
| scarring alopecia | Alopecia in which hair follicles are irreversibly destroyed by scarring processes including trauma, burns, lupus erythematosus, lichen planopilaris, scleroderma, folliculitis decalvans, or of uncertain cause (pseudopelade). Synonym: alopecia cicatrisata, cicatricial alopecia. (05 Mar 2000) |
| pseudo-alopecia areata | Alopecia in which mild inflammatory changes develop at the orifices of the affected hair follicles. (05 Mar 2000) |
| traction alopecia | Circumscribed or diffuse loss of hair resulting from repetitive traction on the hair by pulling or twisting; also occurs after excessive application of hair "softeners" such as permanent wave solutions or hot combs. Alopecia marginalis is a form of traction alopecia. Synonym: traumatic alopecia. (05 Mar 2000) |
| female pattern alopecia | Diffuse partial hair loss in the centroparietal area of the scalp, with preservation of the frontal and temporal hair lines; the most frequent type of androgenic alopecia in women. (05 Mar 2000) |
| lipedematous alopecia | Alopecia with itching, soreness, or tenderness of the scalp in adult negro women; the scalp is thickened and soft, subcutaneous fat is increased, and the hair is sparse and short. (05 Mar 2000) |