17 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... we describe a chest ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Aldosterone) - ACE ... Inhibitors - Chronic ... Hypoaldosteronism #Differential ... #Aldosterone #Comparison ... #Table #Causes
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... veil like opacity all ... LUL #Collapse #clinical ... #radiology #Chest ... #XRay #CXR
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
classic "celery stalk ... Can present with chronic ... Differential Diagnosis ... - Can cause ... #mri #clinical
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
patients with end-stage ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Stage I - Redistribution ... non-perfused vessels and causes ... In these cases comparison ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... Lung Abscess - Clinical ... Blood cultures • CXR ... early disease) • CXR
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
renal failure Clinical ... symptoms are not caused ... e.g. incidental CXR ... but stable or chronic ... Diagnosis #Management #Signs
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... *Chronic HFrEF may ... Chest x-ray: signs ... of CXR congestion ... diagnosis #management #cardiology