16 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Diagnosis #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Typical Clinical Features of Major Causes of Acute Chest Discomfort

#ChestPain #Features #Signs #Symptoms #Comparison #Table #Characteristics
Causes of Acute Chest ... ChestPain #Features #Signs ... #Symptoms #Comparison ... #Table #Characteristics
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Echocardiogram ... 's female with chest ... RV, McConnell's sign ... #Echocardiogram ... cardiology #McConnells #sign
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
myocardial ischemia, chest ... nitrates.2 Acute chest ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
McConnell's Sign on POCUS Echocardiogram - PSAX
Positive McConnell's Sign (hypokinetic RV with apical sparing) indicates acute
McConnell's Sign ... on POCUS Echocardiogram ... Positive McConnell's Sign ... #McConnells #Sign ... #POCUS #Echocardiogram
McConnell's Sign on POCUS Echocardiogram

2 patients w/ different diagnoses.  Both demonstrate an apical 4-chamber view
McConnell's Sign ... on POCUS Echocardiogram ... with McConnell sign ... ) A McConnell sign ... #POCUS #Echocardiogram
McConnell's sign on POCUS Echocardiogram

An otherwise healthy male presents with pleuritic chest pain.  
Hypokinetic RV
McConnell's sign ... on POCUS Echocardiogram ... sparing (McConnell sign ... #McConnells #sign ... #POCUS #Echocardiogram