Spot Diagnosis

A 3-week-old male newborn was brought to the pediatrician with three large scalp lesions, which had appeared in the first week of life. What is the diagnosis?

A 3-year-old boy presented to the pediatric urology clinic with a 6-month history of gross hematuria and intermittent abdominal pain. Urinalysis revealed red cells, white cells, and 3+ protein. What's the Diagnosis ?

An 81-year-old man with hypertension presented with pain and swelling of the left thigh and lower leg that had developed during the previous several hours. What is the diagnosis?

A 51-year-old male with diabetes presented with 2 weeks of general malaise and fever. What is the diagnosis?

What is the most likely diagnosis for these two painless periumbilical masses in a 76-year-old man with type 2 diabetes mellitus treated with insulin ?

A 74-year-old woman presented to the emergency department with a 3-day history of lower abdominal pain, nausea, and vomiting. She had been unable to pass any stool for 1 week and reported having had small-caliber stool during the previous 6 months.

What is the diagnosis in this 43-year-old man long history of alcohol abuse ?

A 4-month-old girl presented with poor feeding and nonbilious emesis. At 1 month of age, she had been hospitalized briefly for emesis but was able to feed until 1 week before presentation. She appeared well, and her abdomen was soft but distended. What is the most likely diagnosis ?

A 3-year-old boy presented with fever, vomiting, and these skin lesions. He was found to have bacteremia with Neisseria meningitidis. What is the diagnosis?

An 81-year-old woman presented with a 1-week history of vomiting. What is the diagnosis?