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A 40-year-old woman comes to the physician for a follow-up examination. She has a 20-year history of multiple respiratory tract infections, including four pneumonias during the past 15 years and …
HY USMLE Q #1148 – Ear, Nose, Throat (ENT) See Full Post
A 46-year-old woman comes to the physician for a 1-week history of progressively worsening skin lesions and a painful intra-oral lesion. Physical examination shows scattered intact and ruptured bullae on …
HY USMLE Q #1147 – Immuno See Full Post
A 1-year-old boy is brought to the physician for a well-child examination. He recently immigrated to the US from China 2 months ago. The physician is considering administering a vaccine …
HY USMLE Q #1134 – Immuno See Full Post
A 12-year-old boy is brought to the physician for a follow-up examination. The patient’s biopsy result is shown (right image) and is compared to a healthy patient (left image). Which …
HY USMLE Q #1133 – Immunology See Full Post
A 2-week-old girl born at 39 weeks’ gestation is evaluated by the pediatrician for cardiopulmonary findings. There is a to-and-fro murmur auscultated diffusely over the sternum. Her vitals are normal. …
HY USMLE Q #1118 – Repro See Full Post
A 49-year-old man comes to the physician for a health maintenance examination. Laboratory studies are shown: HepA IgM …
HY USMLE Q #1114 – Hepatitis serology See Full Post
A 4-year-old boy is brought to the physician for a 12-hour history of worsening respiratory distress. His family immigrated to the US from China 2 years ago. Physical examination shows …
HY USMLE Q #1107 – Vaccines See Full Post
A 24-year-old woman comes to the physician for a 1-week history of blistering skin lesions on her arms, trunk, and legs. A biopsy specimen of the skin shows sub-epidermal blisters. …
HY USMLE Q #1105 – Dermatology See Full Post
A 76-year-old woman is hospitalized following surgical repair of a femoral neck fracture. Two days after surgery, she experiences acute-onset shortness of breath and tachycardia. Pharmacologic therapy is administered in …
HY USMLE Q #1104 – Immuno See Full Post
A 21-year-old man comes to the physician for a health maintenance examination. Hemoglobin is 11 g/dL. MCV is 112 fL. He eats a diverse diet including meat, fish, dairy, fruit, …
HY USMLE Q #1103 – Biochem / Immuno See Full Post