Photo Quiz

Photo Quiz presents readers with a clinical diagnostic challenge based on a photograph and a brief clinical scenario.

Sep 15, 2018 Issue
A Pigmented Thumbnail Lesion
A man with no recent trauma presented with a pigmented lesion on his thumbnail.

Sep 1, 2018 Issue
A Painless Facial Nodule
A man presented with a solitary erythematous nodule on his chin that had persisted for three months despite antibiotic treatment.

Aug 15, 2018 Issue
Solitary Ulcerated Lesion on the Arm
A man presented with nevi on his back and a nontender, ulcerated lesion on his upper arm that was heterogenous in color with irregular borders.

Aug 1, 2018 Issue
A Persistent Lip Ulcer
A man with a history of HIV, chlamydia, and genital herpes presented with a painful lip ulcer.

Jul 15, 2018 Issue
Lower Extremity Erythema
A man who lived a hermit lifestyle presented with an open eschar over the left medial malleolus.

Jul 1, 2018 Issue
Asymptomatic Hyperpigmented Iris Lesion
A seven-year-old girl presented with an asymmetric, hyperpigmented lesion that was isolated to the iris of her left eye.

Jun 15, 2018 Issue
Progressive Rash Involving the Hands and Feet
A man presented in late fall with a progressive rash on his hands, arms, back, chest, and feet after a hiking trip.

Jun 1, 2018 Issue
Intracranial Calcifications Discovered During Prolonged New Seizure
An eight-month-old infant presented to the emergency department with a prolonged episode of left upper and lower extremity shaking and eye deviation.

May 15, 2018 Issue
A Woman with Multiple Joint Dislocations

May 1, 2018 Issue
Hyperpigmented Patches on the Dorsal Hands
A man with a history of HIV infection, diabetes, alcohol use disorder, and tobacco use disorder presented with skin lesions on his upper extremities and hyperpigmented patches on his face.

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