33 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... granulomatosis: • EBV-associated ... #Brain #differential ... #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... Dissemination in space on MR ... or prospective) AND ... in space in the brain ... McDonald #Criteria #Diagnosis
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... Portal Venous Phase and ... #POCUS #radiology ... #differential #diagnosis ... #comparison #table
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
similar to PML, but MRI ... bilateral white matter lesions ... well-defined than PML lesions ... Diagnosis: MRI ... The clinical syndrome
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Leigh Syndrome ... failure to thrive, and ... #Clinical #MRI ... #Brain #Diagnosis ... #Radiology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
and Causes • ... Recent flu-like syndrome ... LV hypokinesia, associated ... #Causes #cardiology ... #MRI
The four different types of takotsubo syndrome during diastole (left column) and systole (middle column). The
The four different ... types of takotsubo syndrome ... #Diagnosis #Cardiology ... SubTypes #Takotsubo #Syndrome ... Cardiomyopathy #Comparison
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... nervous system: Brain ... • Infectious: Brain ... Neoplastic: Malignancy-associated ... EMG) studies • MRI
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
clinical context, and ... Care UltraSound (POCUS ... ) to CT or MRI. ... #Diagnosis #Radiology ... #Limitations #Comparison
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
affecting the Brain ... important, as early diagnosis ... neuropathy (LHON) plus MRI ... lesions and clinical ... #differential #diagnosis