Assertion: spontaneous pneumothorax | /r/HasProperty | 20%
Facets:
Source sentences:
text: Primary spontaneous pneumothorax that is < 20% and that does not cause respiratory or cardiac symptoms can be safely observed without treatment if follow-up chest x-rays done at about 6 and 48 hours show no progression.
text: Primary spontaneous pneumothorax that is < 20% and that does not cause respiratory or cardiac symptoms can be safely observed without treatment if follow-up chest x-rays done at about 6 and 48 hours show no progression.