32 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... • 80% with lung ... #Brain #differential ... #diagnosis #causes
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... Toxins, Tamponade, Tension ... acute, massive MI ... ), Thrombosis (lungs ... #arrest #HsTs #Differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... • MRI: Posterolateral ... hallucis longus Differential ... torn ligament on MRI ... osteochondral lesion
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Case description ... repeated follow-up MRI ... (save $$) Differential ... Periphyseal #Edema #lesion ... #clinical #mri
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
small cortically based ... Case description ... Differential diagnosis ... these entities based ... Desmoid #clinical #mri
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
MRI demonstrates ... Case description ... • This case shows ... Differential diagnosis ... on MRI without
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... contractility) - Acute MI ... exacerbation (any cause ... tamponade - Tension ... Classification #Table #CriticalCare
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure, acute MI ... other findings based ... on cause Distributive ... table #comparison #criticalcare
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... of Pneumonia on Lung ... POCUS lung exam ... Progressive URI ... Differential Bilat
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Clindamycin in case ... stable residual lesion ... Abscess Differential ... Abscess #pulmonary #differential