291 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - EKG ... Findings Causes ... • Milk-alkali syndrome ... Hypercalcemia #EKG ... #ECG #Electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... in relation to ECG ... cardionerds #EKG ... #EKG #Pulmonary
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
abnormality in Wellens’ syndrome ... inverted (75% of cases ... Diagnosis #Cardiology #ECG ... #EKG #Wellens # ... Syndrome #TypeA
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• Hypoxia • Pulmonary ... hypertension Management ... Cardiology #Diagnosis #ECG ... #EKG #Management
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g ... #Hematology
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
bilirubin production (eg ... reactions, hematoma, pulmonary ... uptake and storage (eg ... (eg, spirochetal ... #differential #causes
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 ... Membrane defects (e.g ... differential #diagnosis #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... • Thrombus (e.g ... Myeloproliferative disorders (eg ... Diagnosis #Algorithm #Causes ... #Hematology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
cardiomyopathy (Yamaguchi syndrome ... wave inversion syndrome ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram