Mixed 8

Question 1

Cytotoxic T cells or NK that presents as large, scalloped and with abundant cytoplasm with cytotoxic granules (filled with perforins anf granzymes) cells

Answer 1

Reactive (atypical) lympocytes. Diagnostic in Infectious mononucleosis

Question 2

Clinical findings of Chronic Bronchitis

Answer 2

Wheezing, crackles, cyanosis (hypoxemia), dyspnea.

Dx criteria: productive cough >= 3 months in a year for >2 consecutive years

Question 3

Histological findings of Chronic Bronchitis

Answer 3

Thickened bronchial walls with inflammatory infiltrates and mucous gland enlargement. Squamous metaplasia

Question 4

Pneumoconioses that affects lower lobes, associated with roofing and insulation, and pleural plaques can be seen as well as ferruginous bodies in sputum

Answer 4

Asbestosis

Question 5

Pneumoconioses that affect upper lobes, associated with sandblasting and mines

Answer 5

Silicosis

Question 6

Statistic test that compares the difference between the means of three or more groups

Answer 6

Analysis of variance (ANOVA)