Figure 1

Rupioid lesions of erythematous plaques covered with thick and tightly-adherent dirty-appearing crusts on the abdominal wall for 10 years (panel A) and on the frontal aspect of the scalp for 2 years (panel B). Well demarcated red, rough and scaling surface of the plaque on the abdominal wall after completion of 3 doses of benzathine penicillin (panel C) and the shed crusts (panel D).