PDA

View Full Version : Lung collapse ( Causes - C/P - Investigations - Treatment )



Medical Videos
03-18-2009, 10:44 AM
Lung collapse
Aetiology
1- Congenital
It is due to surfactant which is a lipoprotein secreted by the alveolar epithelium causing of the surface tension of fluids lining the alveoli.
N.B. Aspiration of amniotic fluid during labor collapse

2- Acquired Obstructive (absorption) collapse
due to complete obstruction of
Compression bronchi Lumen F.B., mucus
Collapse Wall tumor or stricture
Outside LN or tumor
due to pneumothorax or effusion


C/P
Symptoms Manifest. Of the cause
Dyspnea cyanosis
Signs Inspection retraction, movement
Palpation TVF - mediastinal shift
Percussion dullness
Auscultation absent breath sounds
D.D.
1- From other causes of $ of multiple -ve signs with effusion & fibrosis.
2- Consolidation:
Compressed alveoli bronchial breathing (underlying
bronchus patent).
Investigation
1- X-ray Overcrowded ribs
Raised copula
Mediastinal shift opaque
Collapsed lung well defined border.
Bronchoscopy to detect the cause as F.B. or secretion & to remove the cause.
Treatment
a. Treatment of the cause
b. Bronchoscopy
c. O2 - Antibiotic
d. Breathing exercises.

Source: Internal Medicine Book of Dr.Osama Mahmoud (Ain Shams University)