28 results
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
Headache Etiologies ... and Non-Emergent Causes ... CNS, neurologic ... Pulmonary or oxygen ... #causes #differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... • Sub-Valvular Disease ... Coronary Artery Disease ... Acute Coronary Syndrome ... Pneumonia • ARDS
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... cirrhosis, nephrotic syndrome ... Pulmonary Diseases ... , CNS Disease, Meds
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
nervous system (CNS ... and less common diseases ... Inflammatory causes ... #neurology #inflammatory ... #differential #
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Causes of Sudden ... Infancy (SUDI) - Differential ... Arrhythmia • Neurologic ... Anomaly • Pulmonary ... Sudden Infant Death Syndrome
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... lymphoproliferative disease ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness • Cardio-pulmonary ... disease • Anemia ... Lambert-Eaton Myasthenic Syndrome ... Peripheral #Weakness #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease ... caused by the JC ... #Infections #differential ... #diagnosis #AIDS
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... respiratory drive due to neurologic ... obesity-hypoventilation syndrome ... Interstitial lung diseases ... hepatopulmonary syndrome