Bump on Knee
A 61-year-old woman presents with a 7-month history of a bump on the front of her left knee. What is your diagnosis?
A 61-year-old woman presents with a 7-month history of a bump on the front of her left knee. What is your diagnosis?
A 65-year-old man presents with a recurring rash on his back. What is your diagnosis?
A young woman presents with yellow papules on her neck and arms that started around puberty. What is your diagnosis?
A 47-year-old otherwise healthy woman presents with thickening of her skin over several months. Can you make the diagnosis?
A 15-year-old Black man presents with a 1-year history of light spots on his back that has grown slowly, with several new lesions appearing near the first one. What is your diagnosis?
A 60-year-old Black woman presents with a 30-day history of a nonitchy rash on her face, trunk, and extremities. What is your diagnosis?
A 64-year-old man with a history of numerous nonmelanoma skin cancers presents with a lesion on the left side of his nose that was first noticed about 6 months ago and is slowly growing. Can you make the diagnosis?
People who handle food may develop this skin condition due to food hypersensitivity reactions.
A 62-year-old man with gastric adenocarcinoma for which he has been receiving chemotherapy for 4 weeks presents to his internist with new lesions on his trunk.
A 60-year-old man presents with brown macules on his face, arms, hands, and back.