USMLE step 1 EXAM A+ GRADE ASSURED COMPLETE SOLUTIONS AND VERIFIED ANSWERS LATEST UPDATE!!!!

USMLE EXAMzm




Exam Solution
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First Aid USMLE STEP 1 High Yield 2026 A+ GRADE ASS
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URED COMPLETE SOLUTIONS AND VERIFIED ANSWERS
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(1BE84)
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QUESTION 1 zm




Abdominal pain, ascites, and hepatomegaly
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ANSWER

Budd-Chiari syndrome (posthepatic venous thrombosis) -Absence of JVD
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QUESTION 2 zm




Abdominal pain, diarrhea, leukocytosis, recent antibiotic use
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ANSWER

Clostridium difficile infection
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QUESTION 3 zm




Achilles tendon xanthoma
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ANSWER

Familial hypercholesterolemia (decreased LDL receptor signaling)
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QUESTION 4 zm




Adrenal hemorrhage, hypotension, DIC
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ANSWER

Waterhouse-Friderichsen syndrome (menengococcemia) zm zm

,QUESTION 5 zm




Anaphylaxis following blood transfusion zm zm zm




ANSWER

IgA deficiency
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QUESTION 6 zm




Anterior "drawer sign" ⊕ zm zm zm




ANSWER

Anterior cruciate ligament injury
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QUESTION 7 zm




Arachnodactyly, lens dislocation, aortic dissection, hyperflexible joints
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ANSWER

Marfan syndrome (fibrillin defect)
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QUESTION 8 zm




Athlete with polycythemia
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ANSWER

2° to erythropoietin injection
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QUESTION 9 zm




Back pain, fever, night sweats
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ANSWER

Pott disease (vertebral TB)
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QUESTION 10 zm




Bilateral acoustic schwannomaszm zm




ANSWER

Neurofibromatosis type 2 zm zm

,QUESTION 11 zm




Bilateral hilar adenopathy, uveitis
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ANSWER

Sarcoidosis (noncaseating granulomas)
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QUESTION 12 zm




Black eschar on face of patient with diabetic ketoacidosis
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ANSWER

Mucor or Rhizopus fungal infection
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QUESTION 13 zm




Blue sclera, brittle bones
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ANSWER

Osteogenesis imperfecta (type I collagen defect)
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QUESTION 14 zm




Bluish line on gingiva
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ANSWER

Burton line (lead poisoning)
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QUESTION 15 zm




Bone pain, bone enlargement, arthritis
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ANSWER

Paget disease of bone (osteoblastic and osteoclastic activity)
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QUESTION 16 zm




Bounding pulses, diastolic heart murmur, head bobbing
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ANSWER

Aortic regurgitation
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, QUESTION 17 zm




"Butterfly" facial rash and Raynaud phenomenon in a young female
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ANSWER

Systemic lupus erythematosus
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QUESTION 18 zm




Café-au-
lait spots, Lisch nodules (iris hamartoma), cutaneous neurofibromas, pheochromocyto
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mas, optic gliomas
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ANSWER

Neurofibromatosis type I, pheochromocytoma, optic gliomas
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QUESTION 19 zm




Café-au-
lait spots (unilateral), polyostotic fibrous dysplasia, precocious puberty, multiple endo
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crine abnormalities
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ANSWER

McCune-Albright syndrome (mosaic G-protein signaling mutation)
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QUESTION 20 zm




Calf pseudohypertrophy
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ANSWER

Muscular dystrophy (most commonly Duchenne, due to X-
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linked recessive frameshift mutation of dystrophin gene)
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QUESTION 21 zm




Child with cervical lymphadenopathy, desquamating rash, coronary aneurysms, red co
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njunctivae and tongue zm zm




ANSWER

Kawasaki disease (treat with IVIG and aspirin)
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QUESTION 22 zm