20 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Familial: Bartter syndrome ... and Gitelman syndrome ... with secondary, hypocalcemia ... #causes #nephrology ... #magnesium #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... , Gitelman's syndrome ... acid, Liddle's syndrome ... • Cushing's syndrome ... #nephrology #potassium
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Guillain-Barré syndrome ... Hyperreflexia: • Hypocalcemia ... Hyperthyroidism, Serotonin syndrome ... #differential #diagnosis ... #table #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
↓ Aldosterone: Syndrome ... excess, Liddle's syndrome ... Diuretics, Bartter syndrome ... , Gitelman syndrome ... #nephrology #low
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... • Gitelman's syndrome ... Rhabdomyolysis Treatment ... • Magnesium ... #diagnosis #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... diuresis, Bartter's syndrome ... use), Gitelman's syndrome ... excess and related syndromes ... #diagnosis #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Postparathyroidectomy (hungry bone syndrome ... metastasis (hungry bone syndrome ... Endocrine disorders: Syndrome ... #diagnosis #nephrology
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Most cases of hypokalemia-induced ... of concurrent hypomagnesemia ... important because magnesium ... depletion impedes potassium ... #Diagnosis #Hypokalemia
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... autoantibodies that will cause ... Lumbar Puncture, EEG ... #SLE #CNS #neurology ... #management #treatment
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Congenital long QT Syndrome ... Abnormalities: Hypomagnesemia ... • Hypocalcemia ( ... rarely) Treatment ... TdP First line: magnesium