107 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 ... #diagnosis #causes
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
1) Clinical ... MRI, iADL scale, ... Alzheimer - 1st cause ... MNCD #Dementia #Differential ... #Subtypes #Classification
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Audiogram - Perform MRI ... • Metabolic Causes ... hearing #subjective #Differential ... Diagnosis #Algorithm #Causes
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... contractility) - Acute MI ... exacerbation (any cause ... tamponade - Tension
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... hallucis longus Differential ... osteochondral lesion ... OsTrigonum #Syndrome #clinical ... #mri #clinical
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
: • FOPE lesions ... repeated follow-up MRI ... (save $$) Differential ... #clinical #mri ... #clinical #Radiology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Diagnosis and Causes ... • Clinical presentation ... pericarditis • Rule out differential ... #Myocarditis #differential ... #cardiology #MRI
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... Findings in Stroke MR ... it possible to differentiate ... #Evolution #MRI ... #Stroke #CVA #Clinical
Shock Types and Classification
DISTRIBUTIVE 66%
 • Sepsis/SIRS, anaphylaxis, adrenal insufficiency, liver failure, toxins, spinal/neurogenic
 • Warm
Shock Types and Classification ... CARDIOGENIC 16% • MI ... OBSTRUCTIVE 2% • PE, tension ... #Shock #Types #Classification ... #diagnosis #differential
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
form part of the differential ... neurotransmitter cause ... syndromes are clinically ... clinical findings ... This lesion causes