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156 Cards in this Set

  • Front
  • Back
Histamin mediates which parts of infl 2
Rubor, calor
By what mech? 2
Arteriolar vasodilation; venular perm incr
Mast cells release which type of histamine granules?
PREFORMED
Primary WBC of acute infl
Neutrophils
Selectins are responsible for neutrophil
rolling
Associated with?
LAD-2
beta-integrins are responsible for neutrophil
adhesion
What are the CD?
CD 11a: CD 18
Associated with?
LAD-1
3 chemicals that inh adhesion -> leukocytosis
Cats, steroids, Li
Delayed separation of umbilical cords suggests
LAD-1 or LAD-2
2 main opsinins
IgG, C3b
Bruton's agammaglobinemia is a defect in
opsonization
Resp burst is detected with
NBT dye test
Chronic granulomatous dz is a defect in
NADPH oxidase
Genetics?
XR
Show what type of resp burst?
Absent (no NADPH for H2O2, O2-)
MPO def would show what type of resp burst?
Norm (O2- & H2O2 but no bleach)
Genetics?
AR
4 cytokines causing vasodilation
histamine, NO, PGI2, 5HT
1 cytokine causing vasoconstriction
TXA2
6 cytokines causing incr vessel perm
histamine, bradykinin, LTC-E4, C3a, C5a, 5HT
2 cytokines producing pain
PGE2, bradykinin
3 cytokines producing fever
PGE2, IL-1, TNF
3 chemotactic cytokines
C5a, LTB4, IL-8
4 types of acute infl
purulent, fibrinous, serous, pseudomembranous
Which type is bread & butter heart?
fibrinous
What is the possible complication?
adhesion
What S. aureus factor makes it trap bacteria & neutrophils?
Coagulase
Blisters are which type of infl?
serous
Fever fx on O2 curve?
R-shift
Lipoxin fxn? 2
inhibit chemotaxis, promote phagocytosis of apoptotic bodies
Derived from
arachodonic acid
Resolvin fxn? 2
Inh production & recruitment of infl cells
Derived from
omega-3 FA
4 consequences of acute infl
resolution, scar, abscess, chronic infl
Primary WBC of chronic infl
macrophages
Key adhesion gp in ECM
fibronectin
key adhesion gp in BM
laminin
lysyl oxidase role
cross-links collagen to incr tensile strength
important cofactor?
Cu
role of ascorbic acid
hydroxylates proline, lysine
Ehlers-Danlos is defect in which types of collagen
I, III
Zn role in collagen?
Cofactor for collagenase
Xs type III collagen forms
keloid
What 2 landmarks are seen in severe liver injury
regenerative nodules, fibrosis
Repair cell of the lung?
type II pnemocyte
brain injury causes proliferation of
astrocytes, microglia
Key cell in reinnervation peripherally
Schwann cell
What's the Schwann cell of the CNS?
Oligodendrocyte
Corticosteroids inc/dec which WBC?
Inc: neutrophils; dec: lymphocytes, eosinophils
What affect does rouleaux formation have on ESR?
Inc
What are 2 causes for rouleaux formation?
Inc fibrinogen, anemia
Serum protein electrophoresis results with acute infl? 2
dec albumin, inc IgM
Polyclonal gammopathy indicates
chronic infl
NK cells are which type of WBC
lymphocytes!
TLRs recognize
non-self Ag on pathogens
Vasc permeabilty causes? 2
Dec oncontic pressure; hemostasis
Master switch to the nucleus
NFkB
Endothelial retraction promoted by? 2
IFN-γ, IL-1
HLA system in located on which chr
Chr 6
Vasodilation causes? 2 Promoted by?
Hyperemia; incr hydrostatic pressure
HLA-B27 is associated with which dz
ankylosing spondylitis
Promoted by?
Histamine
HLA-D2 is associated with
MS
Edema is the result of which 2 forces?
Hydrostatic pressure incr + oncotic pressure dec
HLA-D3,4 is associate with
T1DM
Early phase of mast cells
Degranulation
Late phase of mast cells
Production PG, LT
Steps of extravasation? 7
Rolling -> adhesion -> diapedesis -> chemotaxis -> phagocytosis -> engulfment -> killing
Rolling proteins? 3
Selectins, mucins, LAD-2
Adhesion proteins? 3
Ig, VCAM, ICAM, LAD-1
Diapedesis proteins? 1
PECAM
Chemotaxis proteins? 4
LPS, C5a, LTB4, IL-8
Phagocytosis proteins? 5
IgG, C3b, MBL, Fn, C-reactive
Myasthenia gravis is which type of HSR
Type II
Grave's disease is which type of HSR
Type II
Arthrus rxn is which type of HSR
Type III
Contact dermatitis is which type of HSR
Type IV
Is hyperacute rejection reversible?
NO
Engulfment inhibited in which disease?
Chediak-Higashi syndrome
Is acute rejection reversible?
Yes
Killing requires? 6
TNF-α, MBP, MPO, Defensin, lactoferrin, lysozyme
Is chronic rejection reversible?
No
Defect causes which dz?
Chronic granulomatous dz
3 signs of GVHD?
jaundice, diarrhea, dermatitis
Role of TNF-alpha 4
Activate endothelium
Cause leukocyte recruitment, vascular leak
Induces fever
Induce septic shock
ANA are
Ab against DNA, histone, acidic proteins, nucleoli
Termination of acute infl by? 5
LT -> lipoxin, resolvin, protectin, IL-10, TGF-β
Anti-ds DNA seen in
SLE with glomerulonephritis
Apoptosis
anti-histone Ab often in
Drug-induced lupus
Pro-apoptotic factors? 10
Casp 3, granzyme, SMAC/DIABLO, perforin, fas, casp8, casp 9, p53, apaf-1, Bax
2 anti-acidic Ab
anti-Sm, anti-rnp
Antiapoptotic factors? 5
TNF, NFKB, IAPs, FLIP, BCL-2, Bax-BCL2 complex
Systemic sclerosis has which 2 types of Ab
anti-rnp, anti-nucleolar
TNF pathway? 3
TNF -> NFkB -> Bcl-2
Rim pattern on ANA flourescent test assoc with
anti-ds DNA
p53 activates? 2
Bax/Bcl -> cyt c
Most common cardiac finding in SLE
fibrinous pericarditis w/ effusion
cyt c pathway? 4
cyt c -> apoptosome -> activates casp 9 -> activates casp 3, 6, 7
most common drug associate with drug-induced lupus
procainamide
executioner casp? 2
casp 3, 6
What is an LE cell?
Neutrophil with phagocytosed altered DNA
fasL pathway? 5
fasL -> fas -> FADD -> casp 8 & 10 activation -> casp 3 activation
Most common initial sign of SS?
Raynauds
FLIP inh?
Casp 8 & 10 activation
Most common cause of death in SS?
Resp failure
IAP inh?
Casp 3 activation
anti-topoisomerase is assoc with
SS
SMAC/DIABLO inh?
IAPs
What is CREST?
Calcinosis/Centromere Ab, Raynauds, Esophageal dysmotility, Sclerodactyly, Telangiectasisas
Bcl-2 inh?
Cyp c
Tx for SS?
D-penicillamine
epi for dermatomyositis/polymyositis
F 40-60
DM patho
Ab-mediated
PM patho
T cell mediated
Racoon eyes
heliotrope eyelids; red-purple discoloration (DM or PM)
purple patches over knuckles and PIPs
Gottron's patches (DM or PM)
DM/PM serum shows
inc Cr
MCTD definitely has Ab against
ribonucleoprotein Ab
most common congenital immunodef
IgA def
hereditary angioedema is a def in
C1 esterase inh
PNH is a def in
Decay accelerating factor
test indicating activation of classic comp sys 3
dec C4, dec C3, norm factor B
test indicating activation of alt comp sys 3
dec factor B, dec C3, norm C4
test indication activation of both classic & alt comp sys 3
dec C3, C4, factor B
apple green birefringenece in polarized light
amyloid
amyloid on H&E
eosinophilic
AL amyloid derived from
amyloid light chain;
AA amyloid dervied from
serum amyloid (acute phase reactant)
beta amyloid dervied from
amyloid precursor protein (of Chr 21, Alz)
systemic AL
MM
systemic AA
chronic infl (RA, TB)
hereditary amyloid disorder
familial Mediterranena fever (AA)
epi for dermatomyositis/polymyositis
F 40-60
DM patho
Ab-mediated
PM patho
T cell mediated
Racoon eyes
heliotrope eyelids; red-purple discoloration (DM or PM)
purple patches over knuckles and PIPs
Gottron's patches (DM or PM)
DM/PM serum shows
inc Cr
MCTD definitely has Ab against
ribonucleoprotein Ab
most common congenital immunodef
IgA def
hereditary angioedema is a def in
C1 esterase inh
PNH is a def in
Decay accelerating factor
test indicating activation of classic comp sys 3
dec C4, dec C3, norm factor B
test indicating activation of alt comp sys 3
dec factor B, dec C3, norm C4
test indication activation of both classic & alt comp sys 3
dec C3, C4, factor B
apple green birefringenece in polarized light
amyloid
amyloid on H&E
eosinophilic
AL amyloid derived from
amyloid light chain;
AA amyloid dervied from
serum amyloid (acute phase reactant)
beta amyloid dervied from
amyloid precursor protein (of Chr 21, Alz)
systemic AL
MM
systemic AA
chronic infl (RA, TB)
hereditary amyloid disorder
familial Mediterranena fever (AA)