16 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... #Brain #differential ... diagnosis #causes #radiology ... #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
acute ischemic lesion ... ADC maps, the lesion ... it possible to differentiate ... CVA #Clinical #Radiology ... Interpretation #Findings #Neurology
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Drift Testing for Stroke ... Upper motor neuron lesion ... In detecting CT/MRI ... #physicalexam # ... diagnosis #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
Algorithm for evaluating ... ring-enhancing lesions ... ringenhancing #lesions ... brain #diagnosis #differential ... #radiology #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Facial Weakness - Differential ... Diagnosis Algorithm ... Most commonly stroke ... involved = Peripheral lesion ... #Causes #neurology
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
No abnormal lesion ... corresponding lesion ... additional hyperintense lesion ... #Stroke #CVA #MRI ... #Radiology #Findings
Approach to Headaches - Differential Diagnosis Algorithm

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

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Impairment: • Acute stroke ... Space occupying lesions ... Brain tumor • Lesions ... Lesions Of The Peripheral ... EMG) studies • MRI
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... reddish-purple lesions ... Hypotension • Mucosal lesions ... #dermatology #physicalexam
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... Imaging: - MRI ... parietal - Size lesions ... Enhancement: multifocal lesions ... punched-out" cystic lesions