3256 results
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
or insufficient intake ... (Table 1).6–8 Abnormal ... response to decreased intake ... , insufficient intake ... #Hypokalemia #Differential
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
- Massive PO intake ... Hypermagnesemia #Differential ... High #Magnesium #Table
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Diagnosis Poor Intake ... #Hypokalemia #Differential ... Low #Potassium #Table
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
relative solute intake ... Excessive Free water intake ... polydipsia), Low solute intake ... #Hyponatremia #differential ... #diagnosis #table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Poor dietary intake ... Hypomagnesemia #Differential ... Low #Magnesium #Table
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... losses, poor PO intake ... uw_IMresidency #Shock #Differential ... #Diagnosis #table
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Drug-Induced • Intact ... resistance) • Intact ... losses, Low dietary intake ... #Hypocalcemia #Differential
Causes of Non-Fluent Aphasia - Differential Diagnosis Algorithm
Non-Fluent - Agrammatic, hesitant, but substantive communication
Impaired Repetition
 •
Non-Fluent Aphasia - Differential ... Global Aphasia • Intact ... Broca's Aphasia Intact ... Transcortical Aphasia • Intact ... Aphasia #Neurology #Differential
Causes of Aphasia - Differential Diagnosis Algorithm
Fluent - Grammatically correct, but nonsensical, tangential. Phonemic & semantic
Causes of Aphasia - Differential ... Global Aphasia • Intact ... Broca's Aphasia Intact ... Transcortical Aphasia • Intact ... Aphasia #Neurology #Differential
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash - Differential ... Agent • Contact ... blisters, tense intact ... #dermatology #Differential