412 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #differential #diagnosis ... #causes #radiology
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
- Differential Diagnosis ... Audiogram - Perform MRI ... • Metabolic Causes ... #Differential #Diagnosis ... #Algorithm #Causes
Clinical features of focal cortical brain lesions in a right-handed individual

Frontal, either:  
Intellectual impairment, 
Personality
cortical brain lesions ... or neglect, Agraphaesthesia ... Cortex #Cortical #Lesion ... Symptoms #Signs #Diagnosis
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
: • FOPE lesions ... repeated follow-up MRI ... ) Differential diagnosis ... #clinical #mri ... clinical #Radiology #diagnosis
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... • MRI: Posterolateral ... longus Differential diagnosis ... torn ligament on MRI ... clinical #Radiology #diagnosis
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
the potential causes ... ring enhancing lesion ... Radiation necrosis #Diagnosis ... RingEnhancing #Lesions
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
- Optic Nerve Lesion ... - Optic Chiasm Lesion ... - Meyer's Loop Lesion ... #Differential #Diagnosis ... #Anatomy #Causes
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... more attacks, 1 lesion ... Dissemination in space on MR ... Dissemination in time on MR ... McDonald #Criteria #Diagnosis
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... - Differential Diagnosis ... Sparing = Central cause ... involved = Peripheral lesion ... #Differential #Diagnosis
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
the differential diagnosis ... neurotransmitter cause ... cause very different ... This lesion causes ... causes hyporeflexia