| PUJO | pelvi-ureteric junction obstruction |
|---|---|
| PVO | pulmonary venous obstruction |
| SBO | small bowel obstruction; spina bifida occulta |
| SVCO | superior vena-caval obstruction |
| TO | old tuberculin; oral temperature; original tuberculin; target organ; telephone order; thoracic ortho... |
| law of partial pressures | Each gas in a mixture of gases exerts a pressure proportionate to the percentage of the gas and independent of the presence of the other gases present. Synonym: law of partial pressures. (05 Mar 2000) |
|---|