221 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
hypertension Management ... • Oxygen • Treatment ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Echocardiogram Windows - Nomenclature
Each view is described using three (3) components
1) Transducer Position or "Window"
Echocardiogram Windows ... Imaging Plane, e.g ... Aortic valve (AV) level ... Two-chamber #Echocardiogram ... Nomenclature #POCUS #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... nodal conduction Uses ... at therapeutic level ... Electrocardiogram #EKG ... #Cardiology #Digitalis
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Chronic Disease (e.g ... Renal Disease, Liver ... Diagnosis #Algorithm #Causes ... #Hematology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... Actively maintained fever ... CAUSES OF HYPERTHERMIA ... amphetamines) Toxic: • Radiologic ... Checklist #Diagnosis #Management
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... : INR/PT, aPTT(liver ... function test, ANA (e.g ... bypass), LFT (liver ... #Workup #hematology
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... Glucose, Salicylate level ... Toxic Salicylate Level ... : 150mg/kg Management ... #Treatment
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Infection (eg ... ALT ↑ bilirubin level ... Treatment: • Corticosteroids ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Rare • Drugs (e.g ... Iatrogenic) • Liver ... Diagnosis #Algorithm #Causes ... #Hematology
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
production • Treatment ... rapidly fatal • Causes ... Identify underlying cause ... comparison #diagnosis #management ... #treatment