10 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Familial renal Mg wasting ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes #Workup
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... Hyperreflexia #Testing ... differential #diagnosis #table ... #neurology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... • Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #Algorithm #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Cirrhosis, Nephrotic syndrome ... Cerebral salt wasting ... Primary polydipsia, Low ... diagnosis #sodium #nephrology
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Ifosfamide - Fanconi syndrome ... Regorafenib • Hypomaqnesemia ... Panitumumab- renal wasting ... Trastuzumab • Hyponatremia ... Ifosfamide - Fanconi syndrome
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Cerebral salt wasting ... Hypothyroidism, Low ... Cirrhosis, Nephrotic syndrome ... #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Blood Work: - ... Hypokalemia - Hypomagnesemia ... dr_missyhanna #Gitelman #Syndrome ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
can be high or low ... Cerebral Salt Wasting ... Cirrhosis, Nephrotic syndrome ... differential #diagnosis #table ... #sodium #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... demyelination syndrome ... up to 3x in the setting ... Treatment #management #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
hypokalemia, mild hypomagnesemia ... alkalosis • Normal or low ... renal potassium wasting ... ) • Hypomagnesemia ... #diagnosis #nephrology