Photo of Dr Ahmed Hammam

Dr Ahmed Hammam

Telephone:

Location:

  • National Hospital for Neurology and Neurosurgery

GMC/GDC number:

7694389

Professional background

Dr Ahmed Hammam is a consultant neuroradiologist at the National Hospital for Neurology and Neurosurgery, Queen Square, London. He possesses expertise in multiple sclerosis imaging, neuromuscular disorders, movement disorders, and skull base lesions. Additionally, he performs therapeutic spinal procedures.

Dr. Hammam graduated from Mansoura University, Egypt, in 2005, where he also received training in diagnostic radiology, which he completed in 2011. He undertook a neuroradiology fellowship at the National Hospital for Neurology and Neurosurgery. He holds a Clinical Master’s degree in Diagnostic Radiology and was awarded the Fellowship of the Royal College of Radiologists (FRCR) in 2019. 

He currently serves as the MRI Lead Consultant at NHNN and co-leads multidisciplinary meetings in areas of his expertise. He has also worked as a consultant radiologist at King’s College Hospital, London, and in Egypt.

He has a keen interest in education and regularly teaches neuroradiology to trainees and fellows. He has contributed to several audits and quality improvement projects aimed at enhancing MRI protocols and patient safety.

Dr Hammam is actively engaged in research, contributing to studies in machine learning, multiple sclerosis, and neuromuscular imaging. He has given international presentations and published in peer-reviewed journals, including work on multiple sclerosis, brain tumour imaging and deep learning applications in neuroradiology.

Specialties

Research interests

  • Multiple sclerosis imaging, neuromuscular disorders, movement disorders
     

Languages spoken

Arabic

Publications

1: Wood DA, Guilhem E, Kafiabadi S, Al Busaidi A, Dissanayake K, Hammam A, Mansoor N, Townend M, Agarwal S, Wei Y, Mazumder A, Barker GJ, Sasieni P, Ourselin S, Cole JH, Nair N, Geetha A, Onyekwuluje C, Dineen R, Dhillon P, Costigan C, Fatania K, Igra M, Nichols R, Saada J, Juette A, Sultana R, Spohr H,
Booth TC; Group Author List; Group author list. Self-supervised Text-vision Alignment for Automated Brain MRI Abnormality Detection: A Multicenter Study (ALIGN Study). Radiol Artif Intell. 2025 Nov 26:e240619. doi:
10.1148/ryai.240619. Epub ahead of print. PMID: 41295086.

2: Christensen R, Cruciani A, Al-Araji S, Bianchi A, Chard D, Fourali S, Hamed W, Hammam A, He A, Kanber B, Maccarrone D, Moccia M, Mohamud S, Nistri R, Passalis A, Pozzilli V, Prados Carrasco F, Samdanidou E, Song J, Wingrove J, Yam C, Yiannakas M, Thompson AJ, Toosy A, Hacohen Y, Barkhof F, Ciccarelli O; POINT- MS Group. Single-centre, prospective cohort to predict optimal individualised treatment response in multiple sclerosis (POINT-MS): a cohort profile. BMJ Open. 2025 Sep 25;15(9):e103440. doi: 0.1136/bmjopen-2025-103440. PMID: 40998429; PMCID: PMC12481372.

3: Al-Araji S, Moccia M, Jha A, Zhang L, Eshaghi A, Kanber B, Bianchi A, Yam C, Abdel-Mannan O, Goodkin O, Pontillo G, Hamed W, Mohamud S, Brownlee WJ, Chard DT, Chataway J, Chung K, De Angelis F, Hammam A, Hacohen Y, Khaleeli Z, Leary SM, Prados F, Swanton J, Thompson AJ, Trip SA, Wilson H, Wright S, Nachev P, Barkhof F, Toosy AT, Ciccarelli O. Effectiveness of Disease-Modifying Therapies in Patients With Late-Onset Relapsing-Remitting Multiple Sclerosis. Neurology. 2025 Aug 26;105(4):e213967. doi: 10.1212/WNL.0000000000213967. Epub 2025 Aug 7. PMID: 40773722; PMCID: PMC12334343.

4: De Meo E, Al-Araji S, Kanber B, Bianchi A, Yam CH, Christensen R, Mohamud S, Wingrove J, Abdel-Mannan O, Aojula A, Champsas D, Hamed W, Hammam A, Wilkins D, He A, Hacohen Y, Prados F, Barkhof F, Chard D, Ciccarelli O. The temporal dynamics and clinical relevance of choroid plexus measures in multiple
sclerosis. Brain Commun. 2025 Jun 14;7(3):fcaf239. doi: 10.1093/braincomms/fcaf239. PMID: 40585815; PMCID: PMC12203544.

5: Morrow JM, Shah S, Cristiano L, Evans MRB, Doherty CM, Alnaemi T, Saab A, Emira A, Klickovic U, Hammam A, Altuwaijri A, Wastling S, Reilly MM, Hanna MG, Yousry TA, Thornton JS. Development of an initial training and evaluation programme for manual lower limb muscle MRI segmentation. Eur Radiol Exp. 2024 Jul 25;8(1):85. doi: 10.1186/s41747-024-00475-9. PMID: 39060637; PMCID: PMC11282017.

6: Wood DA, Townend M, Guilhem E, Kafiabadi S, Hammam A, Wei Y, Al Busaidi A, Mazumder A, Sasieni P, Barker GJ, Ourselin S, Cole JH, Booth TC. Optimising brain age estimation through transfer learning: A suite of pre-trained foundation models for improved performance and generalisability in a clinical setting. Hum Brain Mapp. 2024 Mar;45(4):e26625. doi: 10.1002/hbm.26625. PMID: 38433665; PMCID: PMC10910262.

7: Abdalla G, Hammam A, Anjari M, D'Arco DF, Bisdas DS. Glioma surveillance imaging: current strategies, shortcomings, challenges and outlook. BJR Open. 2020 Jun 23;2(1):20200009. doi: 10.1259/bjro.20200009. PMID: 33178973; PMCID: PMC7594888.

8: Okuchi S, Hammam A, Golay X, Kim M, Thust S. Endogenous Chemical Exchange Saturation Transfer MRI for the Diagnosis and Therapy Response Assessment of Brain Tumors: A Systematic Review. Radiol Imaging Cancer. 2020 Jan 31;2(1):e190036. doi: 10.1148/rycan.2020190036. PMID: 33778693; PMCID:
PMC7983695.