Opportunistic infections

Author: Brian Wu PhD. MD Candidate, Keck School of Medicine, Los Angeles, USA. Chief Editor: Hon A/Prof Amanda Oakley, Dermatologist, Hamilton, New Zealand, October 2015.

What are opportunistic infections?

Opportunistic infections can be viral, bacterial, fungal or parasitic infections (bugs). They occur in patients with a weakened or compromised immune system, occurring secondarily to another condition such as HIV-AIDS.

What are some common opportunistic infections?

Common opportunistic infections include (but are not limited to):

What are the possible sources of opportunistic infections?

Sources of pathogens which cause opportunistic infections vary widely, but can include:

What are the signs and symptoms of an opportunistic infection?

Because of the wide range of opportunistic infections, signs and symptoms vary widely. However, some common symptoms can include:

Who is at risk for an opportunistic infection?

Risk factors for opportunistic infections, include:

How are opportunistic infections diagnosed?

The diagnosis of opportunistic infection is based on several factors, including:

How are opportunistic infections treated?

Treatment will depend on the type of infection, but can include:

How can opportunistic infections be prevented?

Prevention of opportunistic infections consists largely of healthy lifestyle choices, including:

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