6 results
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
losses • Urine ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... 1) Check Urine ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... Sodium loss (diuretics ... Cirrhosis, Nephrotic syndrome ... #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
pain hematuria syndrome ... Radiation • Rapid ... BPH • Prostate cancer ... causes #urology #nephrology ... #renal #urine #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... isolation) GI loss - Urine ... • Rapid hematopoiesis ... aldosterone • Renal ... #Hypokalemia #Nephrology
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
in Cancer UOsm ... 100 mOsm/kg = Urine ... capillary leak syndrome ... ACTH deficiency; adrenal ... #algorithm #nephrology