Occupational Lung Disease referrals

The Occupational Lung Disease clinic sees any cases of suspected occupational or environmental lung or airway disease.  

We are an NHS service and accept referrals for patients who are registered within NHS England and Wales. We accept referrals from occupational health providers, primary care and hospital-based clinicians from anywhere in the UK. 

Our services

  • first appointment date within 8 weeks of receipt of a referral letter
  • fast-track assessment available on a case-by-case basis
  • inhalation challenge testing facilities (specific and non-specific)
  • in-house peak-flow analysis
  • clinical advice and support by email
  • workplace visits and studies on request 

We may use the following tests in the assessment of suspected occupational asthma: 

Our department includes an ISO-accredited laboratory service dedicated to specific antibody and aeroallergen measurement for occupational and environmental issues. It is the only site in the UK that carries out beryllium lymphocyte proliferation tests. 

How to make a referral

We will need a referral letter from a doctor, occupational health practitioner or other allied healthcare professional, addressed to Dr Johanna Feary or Professor Jo Szram.

Please include the patient’s full name, date of birth, current address, telephone number, GP details and, if possible, NHS number. 

Referral letters can be sent by:

We aim to see all new patients within 8 weeks of receiving a referral. We aim to see more urgent cases as soon as possible, on request.


Email: OCLDadvice@rbht.nhs.uk - for queries relating to a specific case or referral 

OCLDadmin@rbht.nhs.uk - for patient and administrative queries 

Peak-flow measurement advice

If you need help with peak-flow recordings, please email OCLDadvice@rbht.nhs.uk