Path Flashcards
Nuclear shrinkage from apoptosis
pyknosis
Nuclear fragmentation from apoptosis
karyorrhexis
Intrinsic apoptosis pathway
increased mitochondrial permeability
cytochrome c release
Extrinsic apoptosis pathway
CD95 receptor binding
cytotoxic T cell destruction
Coagulative necrosis
heart
liver
kidney
Liequefactive necrosis
brain
pleural effusion
Fibrinoid necrosis
blood vessels
Areas of ischemia vulnerability
watershed areas of brain subendocardium renal cortex zone III of liver (around central v.) splenic flexure
Pale infarcts
solid tissues
single blood supply
Tight binding of WBC’s to endothelium
I-CAM1 mediated
Chemo attractants for leukocytes
C5a
IL-8
LTB4
kallikrein
Mediation of cachexia
TNF-alpha
IFN-gamma
IL-6
Malignancy assc with Down syndrome
ALL (more so)
AML
Tuberous sclerosis neoplasms
renal angiomyolipoma
cardiac rhabdomyoma
astrocytoma
c-myc gene translocation assc
Burkitt’s lymphoma
t(8:14)
bcl-2 gene translocation assc
Follicular lymphoma
t(14:18)