Leo Robert

Articles by Leo Robert

Obesity, a health hazard in its own right, is linked with heart disease, diabetes, and a wide range of other clinical concerns. This week’s photo quiz offers a variety of presentations to test your diagnostic acumen.

Some of the signs of infection are pathognomonic, but not many, so careful patient evaluation often is needed. This week's photo quiz offers a variety of presentations to test your diagnostic acumen.

Patients often present with skin lesions that are suggestive of skin cancer. Is it or isn’t it? This week’s photo quiz tests your knowledge of several possible cancerous presentations.

Rashes, like children, come in all shapes and sizes, and they have a variety of causes, ranging from infection to allergic reaction. This week’s photo quiz tests your knowledge of skin conditions in younger patients.

The eyes may be "windows to the soul," but they also provide a look at your patients’ overall health and clues to specific disorders. This week’s photo essay will test your ability to identify eye-related problems.

Identification of infections often presents a major challenge because there may be significant overlap in clinical findings. This week's photo essay takes the form of a quiz to test your ability to meet the challenge and hone your diagnostic skills.

Images of guttate hypomelanosis, jellyfish sting, basal cell carcinoma, cercarial dermatitis (swimmer’s itch), epidermal growth factor receptor inhibitor photosensitivity (sunburn), seabather’s eruption, and squamous cell carcinoma.