74 results
Criteria for LBBB and RBBB #Diagnosis #Cardiology #EKG #ECG #RBBB #LBBB #Table #Criteria
Criteria for LBBB ... Diagnosis #Cardiology #EKG ... #ECG #RBBB #LBBB ... #Table #Criteria
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
(Many causes!) ... * (most common cause ... • Infection (e.g ... Brain lesions (e.g ... • Epilepsy • Psychiatric
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... Don't rely on criteria ... whether AF is cause ... Tx: Underlying cause ... Differential #Diagnosis #Table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... Hyperreflexia #Testing #Causes ... differential #diagnosis #table
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Syndrome Medical/Psychiatric ... • Medications (Eg ... • Drug Abuse (Eg ... Diagnosis #Algorithm #Causes
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... Classification #Grades #Criteria ... #Table #Assessment
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... function test, ANA (e.g ... ), (neurologic/psychiatric ... patients if the cause ... Differential #Diagnosis #Causes
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Cardiovascular Causes ... Infarction • Stable ... / Mediastinal Causes ... Sarcoidosis Other Causes ... - Neurologic/Psychiatric
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... Pulmonary pathology (e.g ... Differential #Diagnosis #Table ... #Causes #Sodium