Figure 1 Quiz of the Week An 11-month-old male with a two-day history of irritability and lethargy is brought to the emergency department by his mother. She reports that he has vomited four times today and has had fewer wet diapers than usual. He is up to date with his vaccinations. On examination, he is...
Figure 1 Quiz of the Week A 40-year-old male presents to the emergency department with sharp chest pain and palpitations. He says the pain is worse when he lies down and is exacerbated by coughing, but improves when he moves to a seated position. He was recently diagnosed with systemic lupus erythematosus (SLE) after investigation...
Figure 1 Quiz of the Week A 38-year-old man presents with itchy, scaly lesions on his elbows and small, erythematous papules in the web spaces of his fingers. Image credit: @RamonaNP. Answer: Scabies Scabies is caused by the tick Sarcoptes scabiei, that burrows into human skin where it lays its eggs. The inflammation is caused...
Figure 1 Quiz of the Week A 28-year-old male presents with a three-month history of a chronic cough and weight loss. Upon further discussion, he mentions a painless lump in his left testicle. A firm mass is felt in the left testis on examination. A chest X-ray reveals the pulmonary lesions seen here and a...