9 results
Pathophysiology of hypotonic hyponatremia

by Helbert Rondon, MD @NephroMD

#hypotonic #hyponatremia #nephrology #algorithm #Pathophysiology
Pathophysiology ... of hypotonic hyponatremia ... Helbert Rondon, MD @NephroMD ... #nephrology #algorithm ... #Pathophysiology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Algorithm UOsm ... Helbert Rondon, MD @NephroMD ... #hyponatremia ... #causes #nephrology
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Differential Diagnosis Algorithm ... • Motor Neuron ... Differential #Diagnosis #Algorithm ... #Causes
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Evaluation of Hyponatremia ... symptoms (HA, nausea ... Diagnosis #EM #IM #Nephro ... #Hyponatremia # ... #Differential #Algorithm
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Disease Motor Neuron ... Differential #Diagnosis #Algorithm ... #Causes
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... Clinical suspicion: Weakness ... , fatigue, nausea ... , hypotension, hyponatremia ... Differential #Diagnosis #Algorithm
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
progressive flaccid weakness ... Epidemiology: • 1-2 cases ... Guillain-Barre Pathophysiology ... to a week • Weakness ... /constipation, hyponatremia
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Cause - Decreased ... SIGNS: • Muscle weakness ... Differential #Diagnosis #Algorithm ... #Pathophysiology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
heat illness → Hypernatremia ... Collapse: • Pathophysiology ... hypotension - Extreme weakness ... Vomiting, Diarrhea, Weakness ... differential #diagnosis #causes