1 Exampromax - Stuvia US 2025/2026
Usmle Step 1 First Aid Questions with Detailed Verified
Answers (100% Correct Answers) /Already Graded A+
often precedes squamous cell carcinoma
Ans: actinic keratosis
primary adrenocortical deficiency
Ans: Addison's disease
polyostotic fibrous dysplasia, precocious puberty, cafe-au-lait spots, short
stature, young girls - diagnosis?
Ans: Albright's syndrome
Exampromax - Stuvia US
hereditary nephritis with nerve deafness
Approved By:
Ans: Alport's syndrome
anti-basement membrane antibodies - diagnosis?
Ans: Goodpasture's syndrome
anticentromere antibodies - diagnosis?
Ans: scleroderma (CREST)
anti-double-stranded DNA antibodies (ANA antibodies) - diagnosis?
- what hypersensitivity type?
Ans: SLE - type III hypersensitivity
anti-epithelial cell antibodies - diagnosis?
Ans: pemphigus vulgaris
antigliadin antibodies - diagnosis?
Ans: celiac disease
, 2 Exampromax - Stuvia US 2025/2026
antihistone antibodies - diagnosis?
Ans: drug-induced SLE
anti-IgG antibodies - diagnosis?
Ans: rheumatoid arthritis
antimitochondrial antibodies - diagnosis?
Ans: primary biliary cirrhosis
antineutrophil antibodies - diagnosis?
Ans: vasculitis
Exampromax - Stuvia US
antiplatelet antibodies - diagnosis?
Approved By:
Ans: idiopathic thrombocytopenic purpura
arachnodactyly - diagnosis?
Ans: Marfan's syndrome
Argyll-Robertson pupil - diagnosis?
Ans: neurosyphilis
Arnold-Chiari malformation
Ans: cerebellar tonsillar herniation
Aschoff bodies - diagnosis?
Ans: rheumatic fever
atrophy of the mammillary bodies - diagnosis?
Ans: Wernicke's encephalopathy
Auer rods - diagnosis?
, 3 Exampromax - Stuvia US 2025/2026
Ans: acute myelogenous leukemia (especially promyelocytic type)
autosplenectomy - diagnosis?
Ans: sickle cell anemia
Babinski's sign is associated with what?
Ans: UMN lesion
"bamboo spine" on x-ray
Ans: ankylosing spondylitis
basophilic stippling of RBCs - diagnosis?
Exampromax - Stuvia US
Ans: lead poisoning
Approved By:
defective dystrophin, less severe than Duchenne's
Ans: Becker's muscular dystrophy
LMN CN VII palsy
Ans: Bell's palsy
Bence Jones proteins - possible diagnoses?
- in each case, what are the proteins?
Ans: multiple myeloma - kappa or lambda light chains
Waldenstrom's macroglobulinemia - IgM
IgA nephropathy - diagnosis?
Ans: Berger's disease
Bernard-Soulier disease - what is the defect?
Ans: defect in platelet adhesion
, 4 Exampromax - Stuvia US 2025/2026
bilateral hilar adenopathy, uveitis - diagnosis?
Ans: sarcoidosis
Birbeck granules on EM - diagnosis?
Ans: histiocytosis X (eosinophilic granuloma)
bloody tap on LP - diagnosis?
Ans: subarachnoid hemorrhage
"blue bloater"
Ans: chronic bronchitis
Exampromax - Stuvia US
blue-domed cysts - diagnosis?
Approved By:
Ans: fibrocystic change of the breast
blue sclera - diagnosis?
Ans: osteogenesis imperfecta
boot-shaped heart on x-ray - possible diagnoses?
Ans: tetralogy of Fallot or RVH
Bouchard's nodes - diagnosis?
- where are they located?
- why do they occur?
Ans: osteoarthritis - on PIP secondary to osteophytes
boutonniere deformity - diagnosis?
Ans: rheumatoid arthritis
branching rods in oral infection - diagnosis?
Usmle Step 1 First Aid Questions with Detailed Verified
Answers (100% Correct Answers) /Already Graded A+
often precedes squamous cell carcinoma
Ans: actinic keratosis
primary adrenocortical deficiency
Ans: Addison's disease
polyostotic fibrous dysplasia, precocious puberty, cafe-au-lait spots, short
stature, young girls - diagnosis?
Ans: Albright's syndrome
Exampromax - Stuvia US
hereditary nephritis with nerve deafness
Approved By:
Ans: Alport's syndrome
anti-basement membrane antibodies - diagnosis?
Ans: Goodpasture's syndrome
anticentromere antibodies - diagnosis?
Ans: scleroderma (CREST)
anti-double-stranded DNA antibodies (ANA antibodies) - diagnosis?
- what hypersensitivity type?
Ans: SLE - type III hypersensitivity
anti-epithelial cell antibodies - diagnosis?
Ans: pemphigus vulgaris
antigliadin antibodies - diagnosis?
Ans: celiac disease
, 2 Exampromax - Stuvia US 2025/2026
antihistone antibodies - diagnosis?
Ans: drug-induced SLE
anti-IgG antibodies - diagnosis?
Ans: rheumatoid arthritis
antimitochondrial antibodies - diagnosis?
Ans: primary biliary cirrhosis
antineutrophil antibodies - diagnosis?
Ans: vasculitis
Exampromax - Stuvia US
antiplatelet antibodies - diagnosis?
Approved By:
Ans: idiopathic thrombocytopenic purpura
arachnodactyly - diagnosis?
Ans: Marfan's syndrome
Argyll-Robertson pupil - diagnosis?
Ans: neurosyphilis
Arnold-Chiari malformation
Ans: cerebellar tonsillar herniation
Aschoff bodies - diagnosis?
Ans: rheumatic fever
atrophy of the mammillary bodies - diagnosis?
Ans: Wernicke's encephalopathy
Auer rods - diagnosis?
, 3 Exampromax - Stuvia US 2025/2026
Ans: acute myelogenous leukemia (especially promyelocytic type)
autosplenectomy - diagnosis?
Ans: sickle cell anemia
Babinski's sign is associated with what?
Ans: UMN lesion
"bamboo spine" on x-ray
Ans: ankylosing spondylitis
basophilic stippling of RBCs - diagnosis?
Exampromax - Stuvia US
Ans: lead poisoning
Approved By:
defective dystrophin, less severe than Duchenne's
Ans: Becker's muscular dystrophy
LMN CN VII palsy
Ans: Bell's palsy
Bence Jones proteins - possible diagnoses?
- in each case, what are the proteins?
Ans: multiple myeloma - kappa or lambda light chains
Waldenstrom's macroglobulinemia - IgM
IgA nephropathy - diagnosis?
Ans: Berger's disease
Bernard-Soulier disease - what is the defect?
Ans: defect in platelet adhesion
, 4 Exampromax - Stuvia US 2025/2026
bilateral hilar adenopathy, uveitis - diagnosis?
Ans: sarcoidosis
Birbeck granules on EM - diagnosis?
Ans: histiocytosis X (eosinophilic granuloma)
bloody tap on LP - diagnosis?
Ans: subarachnoid hemorrhage
"blue bloater"
Ans: chronic bronchitis
Exampromax - Stuvia US
blue-domed cysts - diagnosis?
Approved By:
Ans: fibrocystic change of the breast
blue sclera - diagnosis?
Ans: osteogenesis imperfecta
boot-shaped heart on x-ray - possible diagnoses?
Ans: tetralogy of Fallot or RVH
Bouchard's nodes - diagnosis?
- where are they located?
- why do they occur?
Ans: osteoarthritis - on PIP secondary to osteophytes
boutonniere deformity - diagnosis?
Ans: rheumatoid arthritis
branching rods in oral infection - diagnosis?
