9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... : 'signet ring sign ... #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... When the cysts have ... seen and in many cases ... #Pulmonary #CXR
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... a thick wall Cyst ... #Differential #Table ... CavitaryLesion #Cavity #Cyst ... #Lung #Pulmonary
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
Summary table of ... bilateral Breast cyst ... bruising/erythema/sign ... #differential #diagnosis ... #table
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... : • Cystic fibrosis ... no evidence of cystic ... Nasal polyps and signs
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Infarction and Pulmonary ... life-threatening causes ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... by multiple cysts ... challenging differential diagnosis ... the central dot sign ... Clinical #Radiology #CXR
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
symptoms are not caused ... e.g. incidental CXR ... Pulmonary: dyspnea ... , cough, chest pain ... #Management #Signs