10 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 ... #Hypernatremia ... #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... history Step #2 ... Uglucose Step #3 ... & desmopressin test ... DrEricStrong #Hypernatremia
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... mechanism 2) ... Extrarenal Hypernatremia ... Hypernatremia: ... MatthewHoMD #Hypernatremia
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... Rachel Stern MD #Hyponatremia ... #nephrology #sodium
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
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
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
secondary AI, hyponatremia ... hypophysitis, Sheehan's syndrome ... A STIM test can ... 8am cortisol <3 ... ACTH STIM TEST:
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Hyperuricemia • Hyponatremia ... Shift of extracellular ... obstruction 3. ... output: 200 ml/hr 3. ... causes #treatment #nephrology
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Neurologic deficits (peripheral ... • Dyspnea at rest ... Hyperuricemia • Acute renal ... coma SIADH: • Hyponatremia ... differential #diagnosis #cancer
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 ... ACTH levels 3)