52 results
Right sided ECG leads (V1R-V6R) are positioned in a mirror image fashion to the standard 12-lead
Right sided ECG ... leads (V1R-V6R) ... (RV) infarcts #EM ... Cardiology #RightSided #EKG ... #ALiEM
Common Causes of the Different Categories of Dizziness #Diagnosis #PrimaryCare #EM #IM #Differential #Dizziness #Vertigo #Disequilibrium
Common Causes of ... #PrimaryCare #EM ... #IM #Differential ... Lightheadedness #Table
Posterior ECG leads (V7-V9) are applied by moving V4-V6 to under the left scapula.Purpose: To detect
Posterior ECG leads ... lateral wall AMI #EM ... Cardiology #Posterior #EKG ... #Lead #Placement ... #ALiEM
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... (best seen in leads ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Lymphadenopathy - Differential ... • Infection (e.g ... #Differential # ... Diagnosis #Algorithm #Causes
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
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Thalassemia • Lead ... Chronic Disease (e.g ... Classification #Differential
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Daytime Sleepiness - Differential ... Parkinson's, MS) • Head ... Fatigue #Sleepiness #Differential ... Diagnosis #Algorithm #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Malignancy (e.g ... #Hyponatremia #Differential ... #Diagnosis #Table ... #Causes #Sodium
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Osm <100 mOsm/kg ... Exogenous solute load ... #Polyuria #Differential ... Diagnosis #Algorithm #causes