22 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... lymphoproliferative disease ... Lesions #Brain #differential ... diagnosis #causes #radiology ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis should be based ... Demyelinating disease ... of the abducens nerve ... #Infections #differential
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Unilateral Facial Nerve ... ophthalmoplegia), systemic signs ... , Lyme, facial nerve ... middle ear/skull base ... Management #Treatment #Neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... (AG) = {Na - (Cl ... acidosis: - CNS ... restrictive lung disease ... #Gas #VBG #differential
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... acts both as an ... clinical #video #neurology ... #PhysicalExam
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
vertigo, Méniére disease ... (CN VIII): Vestibular ... often classified as ... Central #Causes #differential ... #diagnosis #neurology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... et diutinum Neurologic ... Sneddon-Wilkinson disease ... Pseudohyponatremia • ↓anion gap ... Hematology #Monoclonal #Differential
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
This 81 yo male was ... his PCP with valacyclovir ... the condition, case ... ophthalmology #physicalexam ... #neurology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
to diagnose the case ... excludes other differentials ... Awaves #AVNRT #PhysicalExam ... #JVP #Cardiology ... #Neck #Frog #Sign
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... basal ganglia, CNS ... ) Differential Diagnosis ... Reactive Arthritis, AS ... diagnosis #management #signs