16 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lymphoproliferative disease ... lesions • 80% with lung ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... Pulmonary Diseases ... , CNS Disease, Meds ... Algorithm #diagnosis #nephrology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness • Cardio-pulmonary ... disease • Anemia ... #Weakness #Neurology ... #Differential #
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral Causes ... vertigo, Méniére disease ... Vestibulocochlear Nerve (CN ... #differential # ... diagnosis #neurology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Hematuria, Hemoptysis, Peripheral ... symptomatology Differential ... resolution chest CT ... Renal #Syndrome #differential ... #diagnosis #nephrology
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
and Non-Emergent Causes ... CNS, neurologic ... Pulmonary or oxygen ... #differential # ... diagnosis #neurology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... airway near the periphery ... Rheumatologic/Autoimmune diseae ... Bronchiectasis #pulmonary ... #diagnosis #differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... test Méniére's disease ... Long symptom-free ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Other tests: • CT ... sparing of the lung ... periphery is typically ... seen on chest CT
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... enhancement on CT ... Demyelinating disease ... caused by the JC ... InfectiousDiseases #Neurology