28 results
Renal Actions of Diuretics

#Diuretics #Sites #Action #Nephron #Pharmacology #Nephrology
Renal Actions of ... Action #Nephron #Pharmacology ... #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
UNa > 20: • Renal ... Mineral corticoid deficiency ... , Salt-losing deficiency ... Bicarbonaturia with renal ... Algorithm #Causes #nephrology
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
Renal Tubular Acidosis ... carbonic anhydrase II deficiency ... salt diet #Renal ... classification #nephrology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
- 1° HPT - 1° Renal ... glucose - Vitamin D Deficiency ... #differential #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
SIADH, Cortisol deficiency ... solute intake, Renal ... algorithm #causes #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Urine Na >30: Renal ... Glucocorticoid deficiency ... Urine Na > 30: Renal ... #sodium #low #nephrology
Pharmacological Treatment of Hepatorenal Syndrome (HRS)

Midodrine - Alpha agonist incr blood pressure incr renal perfusion pressure
pressure incr renal ... edgarvlermamd - Nephrology ... HepatoRenal #Syndrome #Nephrology ... #Management #Pharmacology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Niacin, Vitamin D deficiency ... FEPO4 ≥ 5% - Renal ... hyperparathyroidism, Vitamin D deficiency ... Workup #phosphate #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Chloridorrhea Renal ... • Penicillins Renal ... Syndrome • Enzyme deficiency ... MetabolicAlkalosis #NonGap #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
paralysis - Insulin deficiency ... Mineralocorticoid deficiency ... • Renal insufficiency ... Type IV RTA • Renal ... potassium #high #nephrology