14 results
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
- Diuretic Sites ... of Action Diuretics ... ) Loop agents (eg ... #Diuretics #Sites ... #Action #nephrology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
Hormones Acting ... and Their Site ... of Action 1) Acetazolamide ... spironolactone) #Pathophysiology ... #Nephrology #Nephron
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... vomiting/ nasogastric suction ... after renal tubule ... thiazide-sensitive site ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... Vomiting, NGT suction ... Low Cl intake, Diuretics ... hyperaldosteronism • High PRA: Renal ... #Causes
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts: - Alkalosis ... , nasogastric suction ... Villous adenoma Renal ... chewing tobacco, Renal
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
• Metabolic alkalosis ... Kidney stones caused ... the Nonspecific Cation ... Postoperative abdominal distention ... #Diuresis #Nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... Vomiting • NG suction ... Chloridorrhea Renal ... tubular transport • Diuretics
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Metabolic alkalosis ... - Diarrhea • RENAL ... LOSS: - Diuresis ... gas transport, renal ... Diagnosis #Algorithm #Pathophysiology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
salicylates) R Renal ... - Diarrhea - Renal ... acidosis/Chronic renal ... Volume depletion (diuresis ... Diagnosis #Summary #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... Vomiting, NGT suction ... Low Cl intake, Diuretics ... hyperaldosteronism • High PRA: Renal ... #Causes