114 results
De Winter's T Waves - Acute Sign of Proximal LAD Occlusion #Diagnosis #Cardiology #EKG #ECG #DeWinters
Waves - Acute Sign ... of Proximal LAD ... Occlusion #Diagnosis ... #Cardiology #EKG ... #ECG #DeWinters
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... Diagnosis Algorithm ... Signs of anemia ... Matthew Ho, MD PhD ... #hematology
Owing to the morbidity and need for urgent treatment, STEMI is the default diagnosis is patients
need for urgent treatment ... features of the EKG ... : #Diagnosis #Cardiology ... #EKG #ECG #STElevation ... #STSegment #Differential
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... Diagnosis Framework ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... #Diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (e.g ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Diagnosis Algorithm ... Chronic Disease (e.g ... Inflammation, Chronic Infection ... #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... #anemia #differential ... #diagnosis #calculation
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... : UC and CD • infection ... (e.g. pseudomembranous ... #Differential # ... Diagnosis #radiology