释义 |
DictionarySeealopeciaalopecia prematura
pre·ma·ture al·o·pe·ci·a , alopecia prematuramale pattern baldness appearing at an unusually early age.pre·ma·ture alo·pe·ci·a , alopecia prematura (prēmă-chūr alō-pēshē-ă, pre-mă-tūră) Male pattern baldness appearing at an unusually early age. alopecia (al?o-pe'sh(e-)a ) [Gr. alopekia, fox mange] Absence or loss of hair, esp. of the head. EtiologyAlopecia may result from serious illness, drugs, endocrine disorders, dermatitis, hereditary factors, radiation, or physiological changes during aging. TreatmentTreatments include drugs, such as minoxidil or finasteride; surgeries, such as hair transplantation; or prostheses (wigs). ALOPECIA AREATA OF SCALPalopecia areataLoss of hair in sharply defined patches usually involving the scalp or beard. See: illustrationillustrationALOPECIA CAPITIS TOTALISalopecia capitis totalisComplete or near complete loss of hair on the scalp. See: illustrationillustrationcicatricial alopeciaLoss of hair due to formation of scar tissue. alopecia congenitalisBaldness due to absence of hair bulbs at birth. alopecia follicularisBaldness due to inflammation of the hair follicles of the scalp.alopecia liminarisLoss of hair along the hairline, both front and back, of the scalp.male-pattern alopeciaMale-pattern baldness.alopecia medicamentosaLoss of hair as a result of medical treatment, esp. treatment with drugs used in chemotherapy for cancer. alopecia pityroidesLoss of both scalp and body hair accompanied by desquamation of branlike scales.alopecia prematuraPremature baldness.alopecia symptomaticaLoss of hair after prolonged fevers or during the course of a disease. This baldness may be due to systemic or psychogenic factors. alopecia totalis Alopecia capitis totalis.alopecia toxicaLoss of hair thought to be due to toxins of infectious disease.alopecia universalisLoss of hair from the entire body. |