WebBlack piedra is a superficial fungal infection, which means that it is restricted to the stratum corneum and causes no inflammation. The infection of the hair shaft results in … WebMar 26, 2014 · History. White piedra shows irregular, white, cream-colored, or brown soft nodules or gelatinous sheaths along the hair shaft. They can be easily detached from the hair shaft. White piedra is found in the hair of the beard, moustache, genitals, and axilla. Eyebrow and eyelash involvement can also be present, while on the scalp, white piedra ...
Tinea nigra - Wikipedia
WebJun 1, 2013 · Abstract. Black piedra and white piedra are common superficial and asymptomatic fungal infections in tropical countries, characterized by the presence of hard nodules located along the hair shaft ... WebApr 1, 2013 · Black piedra and white piedra are common superficial and asymptomatic fungal infections in tropical countries, characterized by the presence of hard nodules … iron on transfer pen spotlight
Tinea nigra DermNet
WebBlack and White Piedra • Hyphae, arthrospores and bacteria adhere to each other to form nodules or Zstones along hair shaft • Hair breakage may occur • Black Piedra - Piedraia hortae –Firm adherent nodule on the face and scalp • White Piedra - Trichosporon ovoides or T. inkin -Soft, less adherent nodules in the axilla & pubic hair WebJan 20, 2024 · The most common system to classify these organisms is based upon mode of transmission; geophilic (found in soil and infect both animals and humans), zoophilic … WebMar 25, 2024 · The spread of white piedra directly from person to person is uncommon. However, it is possible to transmit the infection in the genital region through sexual … iron on transfer pencil