22 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Chorioretinitis • Diagnosis ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... #cns #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... Space-occupying brain lesion ... • CNS infection ... #neurology #PHANTOMS
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... Demyelinating disease caused ... #Infections #differential ... InfectiousDiseases #Neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... (Many causes!) ... encephalitis) • Brain lesions ... Wonderland #Syndrome #diagnosis ... #neurology #differential
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Demyelinating Syndrome, Headache ... autoantibodies that will cause ... prevention (statin for CVA ... #neurology #rheumatology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Diagnosis Framework ... Unilateral Mydriasis: CN ... pupil, Migraine Headache ... hemorrhage, Pontine CVA
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Diagnosis Algorithm ... Fascicle (Other CN ... Ciliary Ganglion Lesion ... adrenaline • Cluster Headache ... #Causes #Ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
pressure, mass lesions ... movement deficits (CN ... and VI) - Mass lesion ... #differential # ... diagnosis
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... Differential diagnosis ... Multiple Sclerosis: CNS ... hyperreflexia, multiple lesions ... West Nile virus: Headache