Onychomycosis

History

          A 62-year-old man presented with chronic onychomycosis. On examination, mild paronychia, loss of cuticle of some nails, dirt-like yellowish-green nail pigmentation, subungual debris and dystrophy of some nails were seen. The condition started one year ago and involved both fingers’ and toes’ nails. The patient had no history of previous drug intake, diabetes mellitus or other causes of immunosuppression. Nail clipping yielded positive result for fungi.

Strawberry hemangioma

History

          An 8-month- old female infant presented with a unilateral, asymptomatic, large (an egg-size) purplish-red compressible nodule involved the right side of the chest since birth. A dermatologist has prescribed her oral Propranolol 1 mg per day for 4 months with no regression.

Trichoepithelioma

History

         This unfortunate young female suffered multiple, asymptomatic, flesh-colored, translucent, firm papules involving the center of the face especially the melolabial folds. These lesions first appeared at early childhood and continued to increase in number with time. One of her brothers also has had similar lesions. Skin biopsy showed trichoepithelioma.

Nevus comedonicus

History

         A 22-year-old female presented with grouped closely-arranged slightly elevated papules with central black keratinous plugs involved one side the trunk near the shoulder area. At one side of the nevus inflammatory cyst surrounded by a small area of cellulitis is seen. The nevus had been noticed since early childhood.

Pityriasis rosea

History

          A 32-year-old female presented with slightly itchy, pinkish-red, scaly plaques and patches involved the trunk and proximal parts of the extremities of two weeks duration. The scales are confined to the peripheral rim of the plaques. Note herald patch on the lower part of the right upper arm.

Lupus vulgaris

History

         An 8-year-old girl presented with a  slowly growing unilateral well-demarcated reddish-brown scaly indurated plaque involved one cheek and the nose of more than one year duration. Tuberculin test was positive and skin biopsy revealed a tuberculoid granuloma.

Common, interesting and rare dermatoses presented in simple way by Dr. Nameer Al-Sudany