20 results
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Differential Diagnosis ... (JVP, edema), Lung ... POCUS (B-lines, lung ... #Hypoxia #Workup
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Hypoventilation Syndrome ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... Diagnosis Framework ... respiratory drive due to neurologic ... #Differential # ... Diagnosis #pulmonary
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... #Nephrology #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... #Differential # ... Diagnosis #Workup ... #Algorithm #nephrology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Diagnosis by Mechanism ... - Cirrhosis Syndrome ... carcinoma of the lung ... hemorrhage) - Pulmonary
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Diagnosis Algorithm ... vasoconstriction syndrome ... Hyperglycemia, Hyponatremia ... Hypocalcemia, Cerebral Hypoxia ... #Causes #neurology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential # ... diagnosis
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... cirrhosis, nephrotic syndrome ... Stress, Nausea, Pulmonary ... #Differential # ... #diagnosis #nephrology