Make the Diagnosis: Pigmentation Changes in a Young Woman with T1D

(MedPage Today) — A 17-year-old woman with a history of type 1 diabetes went to her dermatologist after she noticed that the skin on the back of her hands was changing color. Her normally dark-skinned hands now had hypopigmented patches. It seemed to happen slowly over several months, but now there was no mistaking the change. The lesions were not accompanied by any other physical symptoms.

Can you diagnose the patient?
Source: Dermatology

Make the Diagnosis: Difficulty Walking, Petechiae, & Other Issues in a Boy with Autism

(MedPage Today) — A 5-year-old boy previously diagnosed with autism spectrum disorder was brought to the pediatrician after he started limping and sometimes refused to walk at all. He seemed to bruise easily, and his parents noted petechiae on his legs. They reported that sometimes his gums bleed when he brushes his teeth. Over the past three months, he had only been interested in eating a very small variety of foods. His parents were concerned that due to his autism spectrum disorder he was losing developmental milestones.

Can you diagnose the patient?
Source: Dermatology

Make the Diagnosis: At Least this Groom Doesn’t have Cold Feet

(MedPage Today) — Just a few days after returning from his honeymoon at a Brazilian beach resort, a 29-year-old man went to his primary care doctor complaining of extremely pruritic toes and feet. After he started scratching, he noticed some small black dots, umbilicated papules, and crusts on the soles and at the tip of his toes under the nail. He had been finding it uncomfortable to walk since the last day of the trip.

Can you diagnose the patient?
Source: Dermatology