RT Journal A1 Cohen PR, Yunakov M, Feingold M T1 PIcture of the month JF American Journal of Diseases of Children JO American Journal of Diseases of Children YR 1989 FD May 1 VO 143 IS 5 SP 621 OP 622 DO 10.1001/archpedi.1989.02150170123038 UL http://dx.doi.org/10.1001/archpedi.1989.02150170123038 AB 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