Cardio Respiratory Unit (CRU)

Contact details

Main Contact Number: 024 7686 5128

Fax: 024 7686 5673

Service Manager: Michelle Holt

Email: CRURECEPTION@geh.nhs.uk

Associated Consultants:-

Respiratory:

Dr Christine O’Brien
Dr Clare Williams

Dr Carol Min
Dr Rahul Bhat

Cardiology:

Dr Asok Venkataraman
Dr Mahdi Halim
Dr Ahmad Tahir
Dr Suresh Krishnamoorthy

Gastroenterology: Dr Edmond Sung

Updated November 2022

Service manager

Name: Michelle Holt

E-mail: CRURECEPTION@geh.nhs.uk

Specialty details

About the service:

The Clinical Physiologists within CRU offer a range of Cardiology, Respiratory and Gastro diagnostic testing supported by Assistant and Associate Practitioners. Full Cardiac devices follow up service and an Open Access Echocardiography Service are also provided.

Services and clinics

Cardiology services

ECG (ElectroCardioGram)This is the most common test that CRU performs.
EchocardiogramAnother test that requires all top half clothes to be removed.
Exercise tolerance test (ETT)This is a simple non-invasive test which is used to assess the coronary arteries by looking at changes on the ECG as the heart rate rises.
Twenty-four hour blood pressure monitorThis is worn over 24hours and at regular intervals throughout the day and night the BP cuff inflates and records changes in your blood pressure.
Twenty-four hour tapeThis is a recorder that is attached via leads on your chest and measures your ECG over a set period of time.

Respiratory services

Cardiopulmonary Exercise Testing (CPET)This is an ECG that is carried out whilst you exercise to see if your heart changes.
Full lung function testA more comprehensive test of all aspects of how your lungs are working.
Home Oxygen Service Assessment and Review (HOSAR)This involves assessing and reviewing all patients on home oxygen.
Mannitol challengeA specialist test to see if your airways are easily irritated. Usually performed when you have normal lung function. Please read the leaflet as instructions must be followed.
Overnight oximetryA very easy test performed at home. A “watch” is worn on your wrist and this measures your oxygen levels overnight along with your heart rate.
Skin prick allergen testThe skin prick allergy test is the most widely used allergy test.
Sleep apnoea serviceDuring the night, people with OSA may experience repeated episodes of apnoea and hypopnoea.
SpirometryA basic measurement of how fast and how much air you can breathe out.

Vascular services

ABPIA test to look at the arteries in your ankles.

Consultants

Bhat, Dr RahulRespiratory Consultant
Halim, Dr MahdiConsultant in cardiology
Krishnamoorthy, Dr SureshKrishnamoorthy, Dr Suresh
Min, Dr CarolRespiratory Consultant
O'Brien, Dr ChristineRespiratory consultant
Sung, Dr EdmondLead Clinical Consultant for Endoscopy, Consultant Physician and Gastroenterologist
Venkataraman, Dr AsokConsultant in cardiology

Links and resources

Patient leaflets

ABPI - leg pressure studies
Blood pressure monitor
Cardiopulmonary exercise testing (CPX)
Echocardiogram
Exercise test
Holter monitoring
Lung function test
Mannitol challenge
Overnight oximetry
Skin prick test

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