5855 results
THROMBOELASTOGRAPHY (TEG)
General Principle
• A small cuvette is rotated to simulate sluggish venous flow and stimulate clot
and stimulate clot ... the mass of the clot ... the kinetics of clot ... latency until clot ... Thromboelastography #Diagnosis
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
- Differential Diagnosis ... Causes arterial clot ... #Differential #Diagnosis ... #clots #hematology
Thromboelastogram Interpretation
Reaction Time (R Value):
 - Time till initiation of fibrin clot
 - Treatment: FFP, protamine
K
initiation of fibrin clot ... achieve 20 mm clot ... Maximum strength of clot ... Degradation of clot ... Thromboelastography #diagnosis
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
certain level of clot ... of the fibrin clot ... stability of the clot ... = clot lysis time ... (s) #Diagnosis
REBEL Review 54: Thromboelastogram (TEG) Interpretation

R Time - Time to start forming clot 
K Time -
start forming clot ... Time - Time until clot ... interpretation #diagnosis
Positive FAST in the RUQ view demonstrating echogenic clot in Morison’s pouch with adjacent anechoic free
demonstrating echogenic clot ... (*) #Clinical #Diagnosis
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
50% • Mucin clot ... >75% • Mucin clot ... 25% • Mucin clot ... Interpretation #diagnosis
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
massage to attempt clot ... Occlusion #CRAO #Diagnosis
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
- Differential Diagnostic ... inflammation → clot ... #Differential #Diagnosis
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
is a product of clot ... activated, fibrin clot ... has formed, & clot ... #differential #diagnosis