17 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... Familial: Bartter syndrome ... and Gitelman syndrome ... with secondary, hypocalcemia ... #causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... starts by measuring ... K loss • Hypomagnesemia-induced ... Renal tubular acidosis ... algorithm #causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... Proximal and distal RTA ... potassium #low #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... diarrhea / IBD Renal ... Hypercalcemia - Hypokalemia ... #Differential #Diagnosis ... Low #Magnesium #Table
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
and hypomagnesemia ... Hypokalemia ... Fanconi syndrome ... #differential #diagnosis ... #nephrology #Causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Guillain-Barré syndrome ... Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... #differential #diagnosis ... #table #neurology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Alcoholism (worsened by hypomagnesemia ... Villous adenoma Renal ... chewing tobacco, Renal ... #differential #diagnosis ... #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
(renal potassium ... Hypocalciuria (spot ... , Renal tubular ... acidosis (RTA)) ... #diagnosis #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... acidosis: Proximal RTA ... , Distal RTA, DKA ... #diagnosis #Algorithm ... differential #potassium #nephrology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... polyendocrinopathy • Hypomagnesemia ... • Chronic Renal ... Tumor lysis syndrome