Dr. Ferras Alwan Consultant Haematologist
MBBS BMedSci(Hons) MRCP FRCPath PhD

Areas of Expertise
Our consultant haematologists deliver expert assessment and tailored care for a wide range of blood conditions, including anaemia, clotting disorders, and blood cancers. From advanced diagnostics to targeted therapies, they focus on managing your condition and restoring your health.
Dr Ferras Alwan - Professional Bio
Dr Ferras Alwan is a Consultant Haematologist specialising in bleeding disorders and thrombosis. His NHS practice is based at Imperial College NHS Trust where, in addition to being the Head of Service for Haemostasis and Thrombosis, he is the centre director of the Imperial Haemophilia Comprehensive Care Centre.
- Deep vein thrombosis and pulmonary embolism
- Thrombophilias
- Haemophilia and rare bleeding disorders
- Thrombotic Thrombocytopenic Purpura
- Low platelets
- Consultant Haematologist - Imperial College Healthcare Trust
- Centre Director - Imperial Haemophilia Comprehensive Care Centre
- Alwan F, Vendramin C, Liesner R, et al. Characterization and treatment of congenital thrombotic thrombocytopenic purpura, Blood
- Alwan F, Vendramin C, Vanhoorelbeke K, et al. Presenting ADAMTS13 antibody and antigen levels predict prognosis in immune-mediated thrombotic thrombocytopenic purpura, Blood
- Underwood M, Alwan F, et al. Autoantibodies enhance ADAMTS-13 clearance in patients with immune thrombotic thrombocytopenic purpura, J Thromb Haemost
- Alwan F, Vendramin C, Budde U, et al. Assessing thrombogenesis and treatment response in congenital thrombotic thrombocytopenic purpura, eJHaem
- Alwan F, Mahdi D, Tayabali S et al. Cerebral MRI findings predict the risk of cognitive impairment in thrombotic thrombocytopenic purpura, British Journal of Haematology
- Arulkumaran N, Thomas M, Brealey, D et al. Plasma exchange for COVID‐19 thrombo‐inflammatory disease, eJHaem
- Westwood J-P, Thomas M, Alwan F, et al. Rituximab prophylaxis to prevent thrombotic thrombocytopenic purpura relapse: outcome and evaluation of dosing regimens, Blood Advances
- Vendramin C, McGuckin S, Alwan F, et al. A single-center prospective study on the safety of plasma exchange procedures using a double-viral-inactivated and prion-reduced solvent/detergent fresh-frozen plasma as the replacement fluid in the treatment of thrombotic microangiopathy, Transfusion
- Alwan F, He A, Montoto S, et al. Adding rituximab to CODOX-M/IVAC chemotherapy in the treatment of HIV-associated Burkitt lymphoma is safe when used with concurrent combination antiretroviral therapy, AIDS
Consultations & Outpatient Clinics
Fortius Clinic City

Our City Clinic is conveniently located between Bank and Monument stations, within the historic and financial heart of London. At our modern, two-floor facility we have nine consulting rooms, spacious waiting areas, well equipped treatment rooms and an imaging centre.
Explore our City Clinic with our virtual tour.
If you are travelling by Tube, our closest underground stations are Bank and Monument, exit 6 for King William Street.
Should you be travelling by car, the closest parking is a three minute drive away at NCP Car Park London Vintry Thames Exchange. If you are attending clinic on a weekday, please be aware that we are based in the congestion charge zone.
- 75 King William StreetEC4N 7BE
- 0203 195 2442
- Monday to Friday from 8.00am to 8.00pm.
- Snow Injuries Clinic
- Tendon
- Sports & Exercise Medicine
- Ultrasound
- X-Ray
- Physician services
- Rheumatology
- MRI Scan
Fortius Clinic Marylebone Wing

Our 79,000 sq ft, seven-story, private hospital on Wigmore Street has 39 en-suite inpatient rooms, consultation and treatment rooms, and a physiotherapy suite.
The hospital has a high-spec imaging suite fully equipped with an MRI, CT scanner and X-ray machine. There are three state-of-the-art operating theatres, two anaesthetic rooms and a recovery bay.
Fortius Clinic London has two Mako robots for hip and knee joint replacements.
- 66 Wigmore StreetW1U 2SB
- +442031952442
- Open 24 hours
- Sports & Exercise Medicine
- Snow Injuries Clinic
- Tendon
- Ultrasound
- X-Ray
- Physician services
- Rheumatology
- CT guided injection
- MRI Scan
- CT Scan
Fortius Clinic Wimbledon

Our Wimbledon clinic houses a state-of-the-art imaging centre with a 3T MRI and X-ray scanners, Ultrasound, seven consulting rooms, two spacious waiting areas and well equipped treatment rooms all located on one level, ensuring easy accessibility for all patients.
Our partnership with Spire St Anthony’s Hospital allows us to provide orthopaedic surgery closer to our clinic. We treat a full range of conditions and perform joint replacement surgery using the latest Mako robotic assisted technology.
Take a tour of our clinic virtually through Google 360 views here.
We are open Monday to Friday from 8.00am to 8.00pm, and Saturday mornings from 8.30am to 12.30pm.
If you are travelling by Tube, our closest underground station is Wimbledon (District Line), which also has rail and tramlink services from central London and beyond.
There is no parking available at the clinic, but we have a number of parking facilities all within a 10-12 minute walk of the clinic: Centre Court Car Park, Broadway Car Park, and Hartfield Road Car Park. Please note that all of these facilities are paid car parks.
The building at 22 Worple Road has steps leading up to the front entrance. If you require assistance please inform us before your arrival by calling ahead on 020 3195 2442
- 22 Worple RoadSW19 4DD
- 0203 195 2442
- Snow Injuries Clinic
- Ultrasound
- X-Ray
- MRI Scan
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