10 results
Hypernatremia Diagnosis and Workup

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

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Algorithm 1) ... Extrarenal Hypernatremia ... MatthewHoMD #Hypernatremia ... #Algorithm #nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diabetes Insipidus Workup ... Step #1 - Consider ... history Step #2 ... DrEricStrong #Hypernatremia
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Step 1: Consider ... elevated Step 2: ... DrEricStrong #Hyponatremia ... #Diagnosis #Workup
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
of breath • Neurologic ... • Early death Neutropenic ... Epidural Spinal Cord ... coma SIADH: • Hyponatremia ... • Nausea, vomiting
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... and Treatment Hyponatremia ... 3 questions to work ... 1) Is it hypotonic ... 2) Is ADH elevated
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... CAR-T- and IL-2- ... adrenalitis; PD-1 ... metastases) #Hyponatremia ... #nephrology #oncology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Causes: 1. ... Spinal injuries 2. ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology ... differential #algorithm
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
conditions - Neurogenic ... heat illness → Hypernatremia ... Multi-system illness: 1. ... encephalopathy) 2. ... differential #diagnosis #causes
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1- ... 2 cases/100,000 ... Decreased / Absent Reflexes ... /constipation, hyponatremia ... management #treatment #neurology