We all sometimes see words we don't recognise, or don't understand. The aidsmap glossary brings together words and phrases you might find when reading about HIV and AIDS, particularly in papers written for scientific or medical journals.

If you have suggestions for words or phrases we could add, we would love to hear from you. Get in touch through our contact us page or email us at info@nam.org.uk.

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
macrophage

A white blood cell that roams the body tissues engulfing foreign organisms.

magnetic resonance imaging (MRI)

Technique similar to CAT scanning.

MAI / MAC (Mycobacterium avium-intracellulare/Mycobacterium avium complex)

Micro-organisms related to TB which can cause disease in people with advanced HIV.

maintenance therapy

Taking drugs for a period of time after an infection has been treated, to stabilise the condition or prevent a re-occurrence or deterioration.

malabsorption

Failure of the gut to absorb food, resulting in weight loss, diarrhoea and decreased effectiveness of drugs taken orally.

malaise

A general feeling of illness.

malignant

Tumours which may grow rapidly, infiltrate surrounding tissues and spread around the body.

mane

Latin term meaning day.

mathematical models

A range of complex mathematical techniques which aim to simulate a sequence of likely future events, in order to estimate the impact of a health intervention or the spread of an infection.

mean

A measure of the ‘average’ value (the sum of the observed values divided by their number).

median

The central value in a data set, with an equal number of values on either side.

meningitis

Inflammation of the outer lining of the brain.

meta-analysis

When the statistical data from all studies which relate to a particular research question and which conform to a pre-determined selection criteria are pooled and analysed together. See also ‘systematic review’.

metabolism

The mechanisms which sustain life, turning sugar and fat into energy.

metabolite

Any chemical resulting from the process of metabolism.

microsporidiosis

Infection with the gut parasite Microsporidia.

mitochondria

Cellular compartment involved in energy production.

mitochondrial toxicity

Mitochondria are structures in human cells responsible for energy production. When damaged by anti- HIV drugs, this can cause a wide range of side-effects, including possibly fat loss.

modelling study

See ‘mathematical models’.

monocyte

A white blood cell that roams the body tissues engulfing foreign organisms.

monotherapy

Taking a drug on its own, as opposed to in combination with other drugs.

morbidity

Illness.

mortality

Death.

multivariable analysis

Statistical techniques often used to reduce the impact of confounding factors, in order to attempt to identify the real association between a factor of interest and an outcome. See also ‘confounding’.

multivariate analysis

An extension of multivariable analysis that is used to model two or more outcomes at the same time.

mutation

A single change in gene sequence.

myalgia

Muscle pain.

mycobacteria

Family of bacteria that includes the causes of tuberculosis and MAI.

mycosis

Any fungal disease.

myelotoxic

Damaging to the bone marrow.

myopathy

Muscle wastage or disease.

Community Consensus Statement on Access to HIV Treatment and its Use for Prevention

Together, we can make it happen

We can end HIV soon if people have equal access to HIV drugs as treatment and as PrEP, and have free choice over whether to take them.

Launched today, the Community Consensus Statement is a basic set of principles aimed at making sure that happens.

The Community Consensus Statement is a joint initiative of AVAC, EATG, MSMGF, GNP+, HIV i-Base, the International HIV/AIDS Alliance, ITPC and NAM/aidsmap
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This content was checked for accuracy at the time it was written. It may have been superseded by more recent developments. NAM recommends checking whether this is the most current information when making decisions that may affect your health.

NAM’s information is intended to support, rather than replace, consultation with a healthcare professional. Talk to your doctor or another member of your healthcare team for advice tailored to your situation.