Are You Confident of the Diagnosis? Eosonophic postular folliculitis is a rare condition that affects five times as many men as women. Although the average age of onset is 30, the condition can be seen at any age, including infants. Characteristic findings on physical examination This condition presents as recurrent eruptive crops of very pruritic…
Are You Confident of the Diagnosis? Characteristic findings on physical examination These lesions are usually present at birth as blue-black macular lesions found overlying the lumbosacral area (Figure 1). The lesions can range in size from 5mm to 10cm or more. The pigment will not accentuate when observed with a Wood’s lamp. The lesions can…
Are You Confident of the Diagnosis? What you should be alert for in the history Transient neonatal pustular melanosis occurs most commonly in African-American male infants; it can be seen in up to 5% of these babies. It is seen in only 0.6% of Caucasian infants. Characteristic findings on physical examination Characteristic lesions, which are…
Are You Confident of the Diagnosis? Characteristic findings on physical examination Nevus of Ota usually presents between birth and 12 years of age as an area of macular blue-grey pigmentation. Lesions range in size from a few cm in diameter to lesions which can cover more than half of the face. It is usually seen…
Are You Confident of the Diagnosis? Characteristic findings on physical examination Nevus of Ito is similar to nevus of Ota from both a pathologic and pathophysiologic perspective. It differs mainly in its distribution. Nevus of Ito most commonly is seen overlying the distribution of the posterior supraclavicular and cutaneous brachii lateralis nerves. The lesions usually…
