11 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... type 4) - Salt wasting ... proliferation - Hypokalemic ... Low #Potassium #Table ... #Classification
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Renal loss • Medication ... Differential #Diagnosis #Algorithm ... #Causes #Classification
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Antiarrhythmic Medications ... Vaughan Williams Classification ... - Summary Table ... #Classification ... #Summary #Table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Hypercalcemia - Hypokalemia ... Familial renal Mg wasting ... Low #Magnesium #Table ... #Classification
Vasopressors and Inotropes
 • Norepinephrine - Levophed - "Levo" - Generally thought of as the first
(arrhythmia in setting ... #criticalcare #summary ... #comparison #table ... #pharmacology #indications
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... types #allergy #table ... #classification ... #comparison
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Cerebral Salt Wasting ... Uosm <100): Renal Losses ... Present (Uosm ≥100): Hypovolemia ... differential #diagnosis #table
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
to heat (fires, heating ... autoimmune conditions, medications ... idiopathic, and medications ... PrathitKulkarni #Erythemas #comparison ... #table #differential
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
- Allergies to medications ... ASA class If ... event, follow ACC algorithm ... surgery Stress Testing ... preoperative stress testing
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... confirmed via genetic testing ... Other medications ... continued in most cases ... #differential #algorithm