Preposition: of

• tract: Homeopathy can be a great help at times like this The common cold is caused by a viral infection of the upper respiratory tract.

Converse of subject

• complicate: Acute renal failure This may occur with any serious illness or operation, particularly those complicated by severe infection.

Converse of object

• transmit: The rise in sexually transmitted infections among young people is a major public health challenge.

• acquire: Results In hospital 7.8 % of patients had one or more hospital acquired infections.

• blood-bear: It is the most common chronic blood-borne infection in the United States.

• prevent: They all drain through very small openings into the nose to prevent infections passing into them.

• treat: Antibiotics are usually used to treat infections caused by bacteria.

• diagnose: The GP diagnosed a chest infection and prescribed antibiotics.

Adjective modifier

• viral: Nine subjects with a viral infection returned for assessment.

• bacterial: Can be acute with viral or bacterial infection accompanied by fever.

• fungal: Any major illness, fungal infections or surgery may be major reasons.

• urinary: How should general practitioners investigate suspected urinary tract infection?

• respiratory: Subjects were excluded if they reported having suffered symptoms of a respiratory tract infection in the prior 8 weeks.

• opportunistic: In early years, the commonest occurrence was the development of severe opportunistic infections with death a likely outcome.

Noun used with modifier

• tract: How should general practitioners investigate suspected urinary tract infection?

• chest: Long periods of time were spent in a London hospital with repeated chest infections.

• pylorus: Predisposing factors: H. pylori infection: A gram negative spiral microaerophilic bacillus specific for human gastric mucosa.

• ear: Reverend Dick died aged 69 of inflammation of the brain caused by an inner ear infection.

• virus: The danger of virus infection needs to be placed in perspective.

• yeast: Important information about reproductive health including: cervical cancer, menstruation, and yeast infections.