关键词: 头癣, 病原菌, 流行病学, 紫色毛癣菌

Abstract:

Objective To analyze the pathogens and clinical characteristics of tinea capitis cases in Hubei province and surrounding areas during the period 2011 to 2018. Methods The basic information of patients diagnosed as tinea capitis in the mycology laboratory,department of Wuhan first hospital from 2011 to 2018 were retrospectively analyzed. Results A total of 625 patients were diagnosed tinea capitis, include 252 males and 373 females, with onset ages ranging from 1 month to 84 years old. Positive culture: 507 (81.24%) cases, negative culture: 118 (18.76%) cases. Pathogenic fungus was given priority to with Trichophyton violaceum (49.90%), followed by Microsporum canis, Trichophyton mentagrophytes, Trichophyton tonsurans, Trichophyton rubrum, Microsporum gypseum, Microsporum ferrugineum, Trichophyton schoenleinii. Among the culture-positive patients, 80 (15.78%) were adults. The highest prevalence was seen in the 0 to 12 years old group (82.65%). The priority of clinical manifestation was black-dot ringworm (57.99%), tinea alba, kerion, tinea favosa were rare. Conclusion The tinea capitis patients in Hubei province and surrounding areas was concentrated in 0-12 years old. The most common type was black-dot ringworm, mainly caused by Trichophyton violaceum.

Key words: tinea capitis, pathogenic fungi, epidemiology, Trichophyton violaceum