TY - JOUR T1 - PIcture of the month AU - Cohen PR, Yunakov M, Feingold M Y1 - 1989/05/01 N1 - 10.1001/archpedi.1989.02150170123038 JO - American Journal of Diseases of Children SP - 621 EP - 622 VL - 143 IS - 5 N2 - The statements listed below are best associated with which of the above figures:"Black dot" hairs appear with this infection.Exclamation mark-shaped hairs help identify this conditionPatients with this group of disorders have a complete and permanent absence of hair.Denouement and Discussion  (a) Trichophyton tonsurans, an endothrix anthrophilic organism, is currently the most common dermatophyte infection causing tinea capitis in children. Occurring most frequently in black children, and equally distributed between males and females, the clinical manifestations of a T tonsurans infection are (1) seborrheic or dandrufflike dermatitis; (2) patchy or diffuse alopecia with or without "black dot" hairs (Fig 2); and/or (3) a kerion (a boggy, tender, edematous mass studded with suppurative, perifollicular pustules and nodules), which may be accompanied by fever, malaise, lymphadenopathy, leukocytosis, and a generalized id reaction or morbilliform rash. The black dot hairs are the remnant hair stubs that have SN - 0002-922X M3 - doi: 10.1001/archpedi.1989.02150170123038 UR - http://dx.doi.org/10.1001/archpedi.1989.02150170123038 ER -