22 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... lesions + toxo ... #Brain #differential ... causes #radiology #neurology
Differential diagnosis for toxic/metabolic encephalopathies - Patterns on Brain Imaging

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... - Patterns on Brain ... encephalopathy #Brain ... imaging #patterns #MRI ... #Neurology #pathology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... ringenhancing #lesions ... #cns #brain #diagnosis ... #differential # ... causes #radiology #neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... Contrast Enhanced Ultrasound ... Metastasis #Liver #Lesions ... #Hepatic #Ultrasound ... POCUS #radiology #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... nervous system: Brain ... • Infectious: Brain ... EMG) studies • MRI ... #Diagnosis #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
encephalitis) • Brain ... lesions (e.g. stroke ... Syndrome #diagnosis #neurology ... #differential
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... sensory loss Brain ... Unilateral Spinal Cord Lesions ... #Hemiplegia #Neurology ... #Differential #
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... acute ischemic lesion ... it possible to differentiate ... #Evolution #MRI ... Interpretation #Findings #Neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Pons: ODS #MRI ... Toxicology #Metabolic #Brain ... Disorders #Clinical #Differential ... Diagnosis #Radiology #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Space-occupying brain ... lesion • CNS ... #Headache #Differential ... Diagnosis #Algorithm #neurology