Diagnosis Strategies

A healthy 4-month-old infant girl presented to the clinic with her mother after the mother noticed the infant scratching an itchy rash on her torso.

This case involves an 83-year-old woman with a past medical history of hypertension, colonic polyps, diverticulosis, osteopenia, hypothyroidism, and Stage IIIC1 Grade 3 endometrioid endometrial carcinoma...

A 75-year-old woman presents with subacute (1-2 months) onset of easy fatigue and shortness of breath with exercise.

A male infant born at 40 weeks and 3 days’ gestation was delivered via cesarean section to a primigravida mother because of nonprogressive labor.

A 59-year-old woman with Fitzpatrick skin type V presented to the dermatology clinic with symmetrically distributed brown plaques on the extensor surfaces of her knees, elbows, proximal interphalangeal...

A 34-year-old unhoused man with a history of polysubstance abuse presented to the emergency department with a sore throat for the past 4 days.

A previously healthy 58-year-old man presents to the clinician’s office with a sensation of intermittent palpitations of about 1 week’s duration.

A 37-year-old woman presented to her primary care physician with erythematous and pruritic patchy lesions on her scalp that had been present for a year, which the patient initially presumed to be associated...

A 60-year-old man presents to his internist requesting a discussion on treatment options for his facial vitiligo.

A 51-year-old man who works in the delivery services industry presented with bilateral leg edema, weight loss, and fatigue. He has lost more than 4.5 kg (10 lb) in the past 4 months without dieting. In...