9 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Uric Acid - Low ... Acid → renal salt wasting ... #low #uricacid
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Diagnosis Algorithm ... water loss, Serum Sodium ... mannitol, glucosuria Low ... intake for exercise-related
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... : SIADH, Renal Sodium ... can be high or low ... Cerebral Salt Wasting ... #Hyponatremia #differential
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
moving back to resting ... out K+ efflux • Delays ... Classification: CLASS 1 - Sodium ... ↑ QT interval (delays ... Classification #Classes #pathophysiology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... Diagnosis Algorithm ... Decreased Intake: • Low ... #Diagnosis #Algorithm ... #Pathophysiology
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Primary Amenorrhea - Differential ... Diagnosis Algorithm ... Etiology - High FSH, Low ... Functional (e.g. eating ... Constitutional delay
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Performance thorough ... event, follow ACC algorithm ... Orthopedic • Low ... Unstable Angina Delay ... surgery Stress Testing
Delayed Fracture Healing - Non-Union - Malunion - Differential Diagnosis Algorithm

Inflammation (Hours-Days) -> Soft Callus (Days-Weeks)
Non-Union - Malunion - Differential ... Diagnosis Algorithm ... Misalignment before casting ... Malunion #MSK #Differential ... #Diagnosis #Algorithm
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
thiazide-sensitive sodium ... thiazide-sensitive sodium ... alkalosis • Normal or low ... ratio 0.5%) Differential ... nephrology #management #pathophysiology