165 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Respiration None C5 Radial ... Finger Finger Flexion ... Thigh Hip Flexion ... S3/S4 Perianal Region ... NerveRoots #Levels #differential
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... weakness, left facial ... it possible to differentiate ... #Evolution #MRI ... #Stroke #CVA #Clinical
Differential Diagnosis of Transient Ischemic Attack and Stroke
 - TIA/stroke 
 - Seizure 
 - Hypoglycemia/hyperglycemia
Differential Diagnosis ... migraine - Mass lesion ... encephalitis. subdural hematoma ... Mimics #CVA #TIA #Differential
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Weakness - Differential ... involved = Peripheral lesion ... @AnnKumfer #Facial ... #Weakness #Differential
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... Sub-Cortical (Corona radiata ... Consciousness • Cranial ... Unilateral Spinal Cord Lesions ... Hemiplegia #Neurology #Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... Compatible syndrome + MRI ... lesions + toxo ... #Brain #differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
other aggressive lesion ... Diagnosis #Bony #Differential ... Radiology #XRay #peds ... pediatrics #msk #lesions
Differential Diagnosis of Pericardial Effusion

Trauma
Pericarditis
Recent MI
Autoimmune 
Neoplastic 
Endocrine/Metabolic 
Venous Congestion 
Medications 

- Dr. Tom Fadial https://twitter.com/thame

#Pericardial
Differential Diagnosis ... Pericarditis Recent MI ... Tom Fadial https ... Pericardial #Effusion #Differential
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Audiogram - Perform MRI ... to rule out RC Lesion ... • Brainstem Lesion ... hearing #subjective #Differential
Causes of Mediastinal Mass - Differential Diagnosis Algorithm
Anterior Mediastinal Mass:
 • Thyroid
 • Thymoma
 • Teratoma
Mediastinal Mass - Differential ... • Thymoma • Teratoma ... • Esophageal Lesion ... #Mediastinum #Differential