2360 results
Hemimasticatory Spasm (HMS) on Physical Exam

HMS is characterized by paroxysmal involuntary contractions of the unilateral jaw-closing
Hemimasticatory ... trigeminal nerve #Hemimasticatory ... neurology #trigeminal #CN5 ... #CNV
Cranial Nerve V - Trigeminal Nerve - Cross Sectional Nuclei Anatomy
 • Mesencephalic Nucleus of CN
Motor Nucleus of CN ... Sensory Nucleus of CN ... Spinal Nucleus of CN ... #Trigeminal #CNV ... #CN5 #CranialNerve
Hemimasticatory Spasm on Physical Exam

Hemimasticatory spasm is a disorder of the trigeminal nerve → involuntary jaw
Hemimasticatory ... Physical Exam Hemimasticatory ... @bobvarkey #Hemimasticatory ... clinical #cheek #CN5
CNS Ring-Enhancing Lesions - Differential Diagnosis Framework

Ring Completeness
 • Incomplete: Demyelinating Disease
 • Complete (MAGIC):
CNS Ring-Enhancing ... Lesions - Differential ... valeroldan23 #CNS ... Enhancing #Lesions #Differential
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
CNS Ring-Enhancing ... Lesions - Differential ... multiforme, Primary CNS ... StanfordChiefs #CNS ... Enhancing #Lesions #Differential
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Lymphadenopathy, CNS ... - B-cell CD5 ... hematology #Markers #Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... 30% present w/ CNS ... @AnnKumfer #CNS ... Lesions #Brain #differential
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
on MRI FLAIR - Differential ... Adreno-leukodystrophy, CADASIL, CNS ... Diseases #MRI #Differential
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
Status (AMS) - Differential ... Hyperthyroidism CNS ... /agitation • CNS ... encephalopathy #altered #Differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Hypoventilation: CNS ... Hypoxemia #Hypoxia #Differential