Glossary of terms used on this site

Search for glossary terms (regular expression allowed)
Begin with Contains Exact termSounds like
All 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
Term Definition

Roof of the mouth

Parkinson's disease

Parkinson's disease is a chronic (persistent) neurological condition that affects around 120,000 people in the UK. Parkinson's disease affects the way the brain coordinates body movements, including walking, talking, and writing.

Parvoviral infection

Erythema infectiosum (also known as slapped cheek syndrome, parvovirus infection, or fifth disease) is an infection that is caused by the parvovirus B19.


Patau syndrome is a rare but serious condition where babies rarely survive for more than a few days; it is the result of an extra chromosome know as trisomy-13

Patent ductus ateriosus (PDA) valve

Patent ductus ateriosus (PDA) is a duct or passage in the heart that is meant to close shortly after birth.

Patterns of inheritance

The ways in which genes, and their effects, are transmitted through families. The common patterns are dominant, X-linked, recessive and multifactorial.

PCA (patient controlled analgesia)

Some hospitals provide PCA (patient controlled analgesia) which is a method of allowing you to control the amount of painkiller you receive. During the operation you are connected to a PCA pump, which delivers pain-relieving drugs down a length of tubing that is connected to an intravenous drip in your arm.

PDT (photodynamic therapy)

Photodynamic therapy (PDT) is a treatment that involves having a light-sensitive medicine called verteporfin injected into a vein in your arm. The verteporfin is able to identify the abnormal blood vessels in your macula (the part of your eye responsible for central vision).


The proportion of individuals with a mutation causing a particular disorder who exhibit clinical symptoms of that disorder.

Peripheral vascular disease

A narrowing of the arteries; mainly occurring in arteries that supply blood to the legs. The main symptom is pain in one or both legs when walking. Also known as Peripheral Arterial Disease or ‘hardening of the arteries’.

Peripheral vision

The peripheral vision, sometimes known as "side vision", is the outer vision.

Peristaltic movement

The rhythmic contraction of smooth muscles to propel contents through the digestive tract.


The observable characteristics of an individual.


A healthcare professional who sees human movement as central to the health and well-being of individuals.


A healthcare profession which sees human movement as central to the health and well-being of individuals. Physiotherapists identify and maximise movement potential through health promotion, preventive healthcare, treatment and rehabilitation, treating people of all ages with physical problems caused by illness, accident or ageing.

Frequently Asked Questions

For help with Telling Stories audio and videos, click on the image below for our Frequently Asked Questions guide

FAQ page image

For help with Telling Stories audio and videos, click here for our Frequently Asked Questions guide





Text Search

Theme Search

Tell us your story

We are always looking for new stories to add to this site, and are particularly keen to hear from more practitioners. Your colleagues can learn so much from how you’ve dealt with situations which involved genetics.

Contact Us

Tell us what you think

Your feedback is important in helping us to enhance this website. Please take a moment to complete the brief questionnaire.


Winners of the Association of Healthcare Communicators Best use of new media award 2009.
‘This was superb’ - Judge’s comment.


Betsi Cadwaladr Scholarship Foundation Joint Award Winners 2013.

Betsi Cadwaladr logo