reem al saadi @REEMALS21
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diagnosis differential causes cardiology ecg electrocardiogram hematology abnormal algorithm aptt coagulation nephrology prolonged pt workup acute aki ascites bradyarrhythmia bradycardia
Approach to ECGs - Syncope Syndromes Electrolytes • ↑K - brady, peak T, wide QRS, no P,
Syncope #Syndromes #ECG ... #EKG #Checklist
Approach to ECGs - Tachy/Bradyarrhythmias Tachyarrhythmias - HR > 100 Wide (1) VT - DANGER (2)
bradyarrhythmia #ECG ... #EKG #diagnosis
Approach to ECGs - Ischemia MI = Biomarkers + ECG or echo/angiogram findings Pathologic Q - 1/3 height
= Biomarkers + ECG ... #Ischemia #ECG ... #EKG #diagnosis
Common causes of Acute Kidney Injury AKI - Differential Diagnosis HEMODYNAMIC • Cardiac failure: Impaired forward flow,
vasoconstriction (e.g ... Vascular occlusion (e.g ... related to kidney e.g ... disease or drugs e.g ... AIN) • Drugs (e.g
Causes of Abnormal PT and/or aPTT Prolonged Prothrombin Time (PT) 1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... Pre-analytical cause e.g ... inhibitory drugs e.g ... Nonspecific inhibitor e.g
Polyuria - Differential Diagnosis Algorithm Urine Output > 3L /day Water Diuresis (Urine Osm <100 mOsm/kg) • Primary
Osm <100 mOsm/kg ... Osm 100-200 mOsm/kg ... Osm 300-500 mOsm/kg
Differential Diagnosis for a Prolonged PT and aPTT If the PT and the aPTT are both prolonged,
Pre-analytical cause (e.g ... inhibitory drugs (e.g ... specific inhibitor (e.g
Causes of Hypercalcemia - Differential Diagnosis Algorithm • Primary Hyperparathyroidism • Possible Familial Hypocalciuric Hypercalcemia
Granulomatous Disorders (eg
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup History: - Prior platelet count, family
function test, ANA (e.g
Effect of Selected Diseases on Complement Levels - C3, C4 • SLE C3 ↓ C4 ↓↓
• Infection eg
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