29 results
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Nephron Pathophysiology ... Osmotic agents (mannitol ... urearetics) 3) Loop ... Adenosine #Nephron ... #Pathophysiology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
Acting on the Nephron ... Diuretics (e.g. mannitol ... ) 3) Loop Diuretics ... spironolactone) #Pathophysiology ... #Nephrology #Nephron
NSAIDS and their effects on the Kidney - Pathophysiology

Arachidonic Acid metabolites into alternative pathways that modify
on the Kidney - Pathophysiology ... reabsorption in Proximal, loop ... distal component of Nephron ... absorption in distal nephron ... decreased renal blood flow
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... • HTN Absent: Loop ... Differential #Diagnosis #Algorithm ... #low #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... • Diuretics (loop ... aldosteronism Low ... Renin, Low Aldosterone ... Differential #Diagnosis #Algorithm
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Metolazone Loop ... loss through the nephron ... ), Isosorbide, Mannitol ... nephrology #conversion #loop ... #thiazide #classes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... scheme) e.g., mannitol ... , glucosuria Low ... Differential #Diagnosis #Algorithm ... #Causes
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Primary polydipsia, Low ... Helbert Rondon, MD @NephroMD ... #differential #algorithm ... #causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #pathophysiology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Medications - Loop ... Differential #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup