27 results
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... nephron - TTKG > 7, Urine ... EABV (e.g., CHF ... hypotension) Decreased Glomerular ... IntercellularShift #Nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... • Evidence of glomerular ... → Refer to Nephrology ... if cause not identified ... Hematuria #Diagnosis #Algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... • Drugs Glomerular ... #Proteinuria #Nephrology ... Differential #Diagnosis #Algorithm
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient have glomerular ... hematuria (RBC casts ... dysmorphic RBCs in urine ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High Urine ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... mannitol, glucosuria Low ... Urine Osmolality ... Hypernatremia #Nephrology ... #Causes
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
of magnesium = (urine ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium ... #low
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
(B) Treatment algorithm ... ultrafiltration; UO, urine ... patients with reduced glomerular ... Diuretic #Diuresis #CHF ... #HeartFailure #Cardiology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Intake: • Low ... rate by tubulo-glomerular ... #Pathophysiology ... #Nephrology #Chloride
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... #Hyponatremia #Nephrology ... #Causes