Flashcards in Hemodynamic disorders Deck (21)
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1
Mechanism of fluid accumulation in heart failure
increase in hyrdrostatic pressure
2
Mechanism of fluid accumulation in nephrotic syndrome
decrease in oncotic pressure
3
Mechanism of fluid accumulation in burns and infections
increase vascular permeability
4
Mechanism of fluid accumulation post MRM
lymphatic obstruction
5
During chronic congestion, macrophages phagocytose RBCs leading to this cell type (hemosiderin-laden)
heart failure cells
6
____ (acute, chronic) congestion wherein the central vein and sinusoids are distended with centrilobular ischemic necrosis and periportal fatty changes
acute congestion
7
Steps in hemostasis
1. Arteriolar vasoconstriction
2. Primary hemostasis
3. Secondary hemostasis
4. Clot stabilization and resorption
8
Deficiency in GPIIb-IIIa
Glanzman Thrombastenia
9
Deficiency in GP1B
Bernard-Soulier Syndrome
10
Most common cause of hypercoaguability due to resistance in Activated Protein C
Factor V Leiden
11
Presence of lines of zahn suggests ___ thrombosis
arterial
12
Condition that is characterized as thrombosis with thrombocytopenia
APAS
13
Most common source of pulmonary embolism
DVT
14
Most common source of systemic thromboembolism
mural thrombi arising from LV infarcts
15
___ mL of air can result in symptomatic air embolism
100cc
16
___ disease: ischemia of femoral head, tibia, and humerus; seen in decompression sickness
Caisson disease
17
type of infarct seen in solid organs and end-arterial circulation like heart, spleen, kidney
white infarct
18
[Stage of shock]
presence of tachycardia with peripheral vasoconstriction and renal fluid vasoconstriction
non-progressive
basically, reflex compensatory mechanisms are intact, perfusion of vital organs are maintained
19
[stage of shock]
Onset of lactic acidosis due to tissue hypoperfusion
progressive
20
[type of shock]
increased PCWP, low CO, high SVR
cardiogenic
21
