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Flashcards in Classic Labs/Findings 1 Deck (20)
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1

Anticentromere Abs?

Scleroderma (CREST)

2

Antidesmoglein (epithelial) Abs?

Pemphigus vulgaris (blistering)

3

Anti-glomerular BM Abs?

Goodpasture's (glomerulonephritis + hemoptysis)

4

Antihistone Ab?

Drug-induced SLE (hydralazine, isoniazid, phenytoin, procainamide)

5

Anti-IgG Abs?

Rheumatoid arthritis (systemic inflammation, joint pannus, boutonniere deformity)

6

Antimitochondrial Abs (AMAs)?

Primary biliary cirrhosis (female, cholestasis, portal HTN)

7

Antineutrophil cytoplasmic Abs (ANCAs)?

Vasculitis (c-ANCA: granulomatosis with polyangiitis [Wegener's]; p-ANCA: microscopic polyangiitis, Churg-Strauss)

8

Antinuclear Abs (ANAs: anti-Smith and anti-dsDNA)?

SLE (type III HSR)

9

Antiplatelet Abs?

Idiopathic thrombocytopenic purpura

10

Anti-topoisomerase Abs?

Diffuse systemic scleroderma

11

Anti-transglutaminase/anti-gliadin/anti-endomysial Abs?

Celiac dz (diarrhea, distention, weight loss)

12

"Apple core" lesion on abdominal x-ray?

Colorectal cancer (usually left-sided)

13

Azurophilic peroxidase-positive granular inclusions in granulocytes and myeloblasts?

Auer rods (acute myelogenous leukemia, esp the promyelocytic [M3] type)

14

Bacitracin response?

Sensitive: Strep pyogenes (group A); resistant: Strep agalactiae (group B)

15

"Bamboo spine" on x-ray?

Ankylosing spondylitis (chronic inflammatory arthritis; HLA-B27)

16

Basophilic nuclear remnants in RBCs?

Howell-Jolly bodies (due to splenectomy or nonfunctional spleen)

17

Basophilic stippling of RBCs?

Lead poisoning or sideroblastic anemia

18

Bloody tap on LP?

Subarachnoid hemorrhage

19

"Boot shaped" heart on x-ray?

Tetralogy of Fallot, RVH

20

Branching gram-positive rods with sulfur granules?

Actinomyces israeli