Figure 22.1
Tinea versicolor, hypopigmented round-oval flat lesions
Clinical Differential Diagnosis
(Pigmentation changes with minimal erythema)
Vitiligo
Post inflammatory hypopigmentation
Idiopathic guttate hypomelanosis
Tinea versicolor
Histopathology
Sections showed minimal inflammation in the dermis. Within the cornified layer, numerous small yeast like organisms and hyphae structures were found by routine H&E (Fig. 22.2) or by KOH skin scraping prep (Fig. 22.3).
Figure 22.2
6 Year Old White Male with Recurrent Brownish Patches Around Mouth
37 Year Old White Male with Multiple, Brown, Purple Nodules on Arms and Legs
70 Year Old White Male with Grouped Blisters on Right Lower Leg
7 Year Old Male with an Enlarging, Round Area of Hair Loss
29 Year Old White Female with Grouped Blisters on Left Thigh
46 Year Old Female with Multiple Slightly Eroded Reddish Papules on Her Arm
H&E 400×, Tinea versicolor showing numerous fungal yeast and hyphae forms found in the cornified layer
Related posts:
6 Year Old White Male with Recurrent Brownish Patches Around Mouth
37 Year Old White Male with Multiple, Brown, Purple Nodules on Arms and Legs
70 Year Old White Male with Grouped Blisters on Right Lower Leg
7 Year Old Male with an Enlarging, Round Area of Hair Loss
29 Year Old White Female with Grouped Blisters on Left Thigh
46 Year Old Female with Multiple Slightly Eroded Reddish Papules on Her Arm
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