229 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
hallucis longus Differential ... diagnosis for similar ... osteochondral lesion ... #mri #clinical ... #Radiology #diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #Brain #differential ... #diagnosis #causes
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Diagnosis Algorithm ... Audiogram - Perform MRI ... hearing #subjective #Differential ... #Diagnosis #Algorithm
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
Causes of Mediastinal Mass - Differential Diagnosis Algorithm
Anterior Mediastinal Mass:
 • Thyroid
 • Thymoma
 • Teratoma
Mediastinal Mass - Differential ... Diagnosis Algorithm ... , Esophageal) Posterior ... • Esophageal Lesion ... #Diagnosis #Algorithm
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... Clinical evidence ... Dissemination in space on MR ... Dissemination in time on MR ... McDonald #Criteria #Diagnosis
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Eclampsia, Infection/Sepsis ... showing cortical lesions ... Vascular narrowing on MRA ... Reversible course Differential ... #management #neurology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
(save $$) Differential ... diagnosis: • Salter ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Shock Types and Classification
DISTRIBUTIVE 66%
 • Sepsis/SIRS, anaphylaxis, adrenal insufficiency, liver failure, toxins, spinal/neurogenic
 • Warm
DISTRIBUTIVE 66% • Sepsis ... CARDIOGENIC 16% • MI ... OBSTRUCTIVE 2% • PE, tension ... Classification #diagnosis ... #differential #
Extrapulmonary manifestations of sarcoidosis.
a. Endobronchial cobblestones (a nodular appearance of the tracheal wall mucosa). 
b. Diffuse
causing cystic lesions ... enhancement (arrow) on MRI ... MRI scan showing ... manifestations #clinical ... #photo #diagnosis