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Infarction - Coggle Diagram
Infarction
Factors
Rate
slowly
atheroma
development of collateral
tissue sensitivity
neurons :cry:
myocardial :frowning_face:
fibroblasts :stuck_out_tongue:
collateral state
healthy
Atherosclerotic :frowning_face:
Oxygen content
partial +
anemic
infarction
blood supply:
rich in collateral
lung
liver
brain
no collateral
central retinal
splenic
Fate
large
encapsulated
dystrophic calcification
Infection
abscess
small
fibrous
putrefaction,
gangrene.
effects and diagnosis
Systemic effects:
, :arrow_upper_right: ESR.
leucocytosis
fever
Release of contents
functional loss
pulmonary infarct
Heamoptysis
motor cortex
paralysis
renal infarct
Heamaturia
intestinal wall
obstruction
myocardial infarct
heart failure, arrhythmia
Causes
Arterial 97%
Embolism,
atheroma
Thrombosis
atherosclerosis,
vasculitis
compression
Venous
Compression
Twisting
Embolism.
hernia, intussusception.
Thrombosis.
Morphology
Gross
Shape:
triangle
apex
occluded artery
base
surface of the organ
surface of the organ
fibrinous exudates.
surrounded
acute inflammation
hyperemia
irregular
myocardial
cerebral
kidney
colours,
Red (hemorrhagic)
Reperfusion
loose tissue
Venous infarctions
double blood supply
Pale (white or anemic)
arterial obstruction
deficient collaterals
microorganisms:
Septic
microorganisms in thrombus
intestine
gangrene
abscess
bacteria from the blood
Sterile
age
Recent
Old
scarring
Microscopic
Coagulative
Liquifactive
organs