StudentTeaching Flashcards
RV dilatation features
extends to apex, enlarged V shape (scooped or cavernous) and flattened trabeculae
LV hypertrophy
more than 12 mm
LV dilatation
round contour (scooped or cavernous) and flattened trabeculae
MI timing gross
12-24 hours:dark mottling
1-7 days: yellow-tancenter increasing in size
pulmonary HTN gross appearance
Pul A branches sticks out
Macro vesicular fatty liver causes
alcohol, obesity, DM, steroids
Micro vesicular fatty liver causes
HAART, Reye / tetracycline tox, a/c fatty liver of pregnancy (3rd trimester) / valproic acid tox
DD of deep coarse cortical scars
vascular disease (middle/large vessel dis. or nephroarteriosclerosis) OR c/c pyelonephritis
complications seen in atherosclerosis
ulceration, thrombus formation and calcification
centri-acinar/lobular vs. pan-acinar/lobular emphysema
centri: respiratory bronchiole
pan: alveoli and alveolar duct
4 phases of lobar pneumonia
congestion, red hepatization, grey hepatization, resolution
Common lung carcinomas
Adeno (38P), Squamous(20P), Small (14P) Large(3) others(25P)
highest rate of TP53 mutations among lung cancers
Squamous, p53 expression is increased
respiratory eptithelium is
psuedostratified ciliated columnar
dysplasia vs neoplasia
dysplasia is reversible
neoplasia potential for invasion or invasion
tumors seen in never smokers
adeno
gene mutation in adenoca of lung
EGFR (never KRAS)
duct in breast layers
2 myoepithelium and duct epithelium