239 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... differential #diagnosis #table ... #neurology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... prolonged PR and QT ... #ECG #Changes # ... Progression #Table
Causes of Frequency, Nocturia, Polyuria

#Frequency #Nocturia #Polyuria #Causes #Differential #Urology #Table
Causes of Frequency ... Nocturia #Polyuria #Causes ... #Differential #Urology ... #Table
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... frequently benign causes ... life-threatening causes ... and an initial ECG ... The treatment strategy
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Known to Prolong QTc ... pseudoephedrine #QTc ... #Medications #Causes ... #pharmacology #table
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... require urgent nephrology ... Nephrotoxic drugs (e.g ... CONSIDER INTRINSIC CAUSES ... workup #diagnosis #nephrology
Unmeasured Anions Associated with an Elevated Anion Gap and Metabolic Acidosis

#Unmeasured #Anions #Gap #Metabolic #Acidosis #Diagnosis
Acidosis #Diagnosis #Nephrology ... #Table #Differential ... #Causes
Algorithm for the Management of Ventricular Tachycardia Electrical Storm
ES diagnosed (≥ 3 episodes of VT/ICD therapies
cardioversion Stable ... of reversible causes ... VT • Normal QTc ... • Long QTc (Torsades
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... #Tachycardia #Treatment
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... nodal conduction Uses ... Digoxin effect on ECG ... waves - Short QT ... Cardiology #Digitalis #ECG