patho lab

Question 1

بسم الله توكلنا علي الحي الذي لايموت سبحانه وتعالي علوا كبيرا

Ahterosclerosis

Answer 1

4H
hypertension
heavy smoking
hyperlipidemia
hyperglycemia

4s
sedentar
stress
sugar
steroid

ischemia > infarction

Question 2

atheroscleroisisn in ?>

Answer 2

Medium large arterires and in intima

Question 3

atherosclerosis

progrssive degenrative disease

atrophy i thinning n media due to athermoatus plaque

lumen narrowed

athermoatous plaque

intimal disease

Answer 3

athermoatus plaque
atrophy media

aventia spared
intinma > cholesterol

intima
1-endothlium focal ulceration
2 subenodthelial proliferation of connective tissue and smoth muscles
3-foam cells mq containing lipid smooth muscle containing lipid
4- cholesterol clefts
5-basal zone ct and smooth muscles

1-choletstol clefts
2-dystophic calcification
3-compressed media atrophied media

Question 4

Healed myocardial infarction

Answer 4

Viable tissue

ischemic coauglative necrosis healed by fibrosis old infarction due to fibrosis !

Masson trichrmoe

fibrous tissue blue
viable tissue red

Question 5

chronic rhumatic valvulitis

Answer 5

Atrium
mitral = fibrosis + calcification dt chrnoic rhumatic valvulitis dystrophic calcidfication
ventricle

Question 6

Rhumatic myocarditis

Answer 6

myocarrdium
aschoff nodules
بؤرة جرانيولوما في الحمي الروماتيزيمية
pathognmoipnic

granulomatous autoimmune inflammation
Fibrinoid Necrosis

Mq eosiophilic cystopalsm nucles nuelcolus caterpillar cell anitskow cell modified Macrophage

Owl,s eye ts
caterpillar nucleus ls

mutinucleated giant cell = ascohff giant cell

Question 7

Acute fibrinous pericarditis

Answer 7

1-myocardium
2-acut non suppurative fibrious pericarditis
3-firnous exudate
4-fibrin threads
_________________________
fibrnous exudate ( neutrophils + inflammatory cells + fibrin)\
Histocytes

Question 8

الحمــــد لله رب العـــــــــــالمــــــــــــــــــــــــــــــن :)