16 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... oral intake Renal ... Nonreabsorbable anions • Renal ... #Causes #Classification
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Primary polydipsia, Low ... solute intake, Renal ... Helbert Rondon, MD @NephroMD ... #causes #nephrology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Mineralocorticoid excess - Renal ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Low Mean Corpuscular ... Renal Disease, Liver ... #Anemia #MCV #Classification ... #Causes #Hematology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Differential Diagnosis Algorithm ... through distal nephron ... Creatinine • Chronic renal ... #Causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
depressed) • Renal ... vomiting/diarrhea), renal ... #diagnosis #management ... #differential #causes ... #classification
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... can be high or low ... Primary polydipsia), Low ... differential #diagnosis #table
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
depressed) • Renal ... vomiting/diarrhea), renal ... #diagnosis #management ... #differential #causes ... #classification
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Excretion: - Renal ... 15 suggests ↓ renal ... only if no clear cause ... Elimination (see Table ... acidosis) • Low