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