14 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Step 2. ... mmol/L - true hyponatremia ... renal failure #Hypernatremia ... #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... history Step #2 ... & desmopressin test ... DrEricStrong #Hypernatremia ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... renal mechanism 2) ... Extrarenal Hypernatremia ... Ingestion Renal Hypernatremia ... MatthewHoMD #Hypernatremia
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
Hyponatremia Correction ... 100-110 - Symptoms ... increasing Na ~5mEq 2. ... Overcorrection of Hyponatremia ... MetroHealth_EM #Hyponatremia
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... and Treatment Hyponatremia ... 2) Is ADH elevated ... Treatment of hyponatremia ... demyelination syndrome
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Hyperviscosity Syndrome ... Neurologic deficits (peripheral ... • Dyspnea at rest ... coma SIADH: • Hyponatremia ... differential #diagnosis #cancer
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... CAR-T- and IL-2- ... capillary leak syndrome ... metastases) #Hyponatremia ... #algorithm #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
: • Triad of symptoms ... urine • Other symptoms ... Hyperuricemia • Hyponatremia ... Shift of extracellular ... causes #treatment #nephrology
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
ketoconazole, etomidate) Symptoms ... secondary AI, hyponatremia ... hypophysitis, Sheehan's syndrome ... A STIM test can ... ACTH STIM TEST:
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
Cushing's Syndrome ... is decreased), hypernatremia ... glucose uptake in peripheral ... dexamethasone suppression test ... Diagnosis #signs #symptoms