Professional background

Dr Ian Proctor is a consultant histopathologist at UCLH. Prior to this he was a clinical lecturer in the academic department of pathology (2008-2013) and a specialist registrar at UCLH (2006-208).

Dr Proctor specialises in haematopathology and head & neck pathology. He is a member of the Pathological Society of Great Britain and Ireland, the UK Endocrine Society and the British Lymphoma Pathology Group. He is clinical audit lead for histopathology.

Qualifications (year awarded): FRCPath (2012); MBBS (2001); PhD (1996); BSc (1992). 

Research interests



Litchfield K, Stanislaw S, Spain L, Gallegos LL, Rowan A, Schnidrig D, Rosenbaum H, Harle A, Au L, Hill SM, Tippu Z, Thomas J, Thompson L, Xu H, Horswell S, Barhoumi A, Jones C, Leith KF, Burgess DL, Watkins TBK, Lim E, Birkbak NJ, Lamy P, Nordentoft I, Dyrskjøt L, Pickering L, Hazell S, Jamal-Hanjani M; PEACE Consortium, Larkin J, Swanton C, Alexander NR, Turajlic S. Representative Sequencing: Unbiased Sampling of Solid Tumour Tissue. Cell Rep. 2020 May 5;31(5):107550.

Agostinelli C, Akarca AU, Ramsay A, Rizvi H, Rodriguez-Justo M, Pomplun S, Proctor I, Sabattini E, Linch D, Daw S, Pittaluga S, Pileri SA, Jaffe ES, Quintanilla-Martinez L, Marafioti T. Novel Markers in Paediatric-Type Follicular Lymphoma. Virchows Arch. 2019 Dec;475(6):771-779.

Abundant pseudo-Gaucher cells result in delay in diagnosis of plasma cell myeloma.

Beaton B, Ramaswami U, Hughes DA, Proctor I, Mehta A. Abundant Pseudo-Gaucher Cells Result in Delay in Diagnosis of Plasma Cell Myeloma. Br J Haematol. 2018 Aug;182(4):465.

Turajlic S, Xu H, Litchfield K, Rowan A, Chambers T, Lopez JI, Nicol D, O'Brien T, Larkin J, Horswell S, Stares M, Au L, Jamal-Hanjani M, Challacombe B, Chandra A, Hazell S, Eichler-Jonsson C, Soultati A, Chowdhury S, Rudman S, Lynch J, Fernando A, Stamp G, Nye E, Jabbar F, Spain L, Lall S, Guarch R, Falzon M, Proctor I, Pickering L, Gore M, Watkins TBK, Ward S, Stewart A, DiNatale R, Becerra MF, Reznik E, Hsieh JJ, Richmond TA, Mayhew GF, Hill SM, McNally CD, Jones C, Rosenbaum H, Stanislaw S, Burgess DL, Alexander NR, Swanton C; PEACE; TRACERx Renal Consortium. Tracking Cancer Evolution Reveals Constrained Routes to Metastases: Tracer X Renal. Cell. 2018 Apr 19;173(3):581-594

Proctor IE. What is histopathology and how to get the most out of your histopathologist. Proctor IE. Br J Hosp Med (Lond). 2015 May;76(5):C66-8.

Kuku S, Proctor I, Loddo M, Kadalayil L, KhoshZaban M, Ledermann J, McCormack M. Do Cell-Cycle Phase-Specific Markers Predict Disease Grade, Stage, and Outcome in Cervical Carcinoma? Int J Gynecol Cancer. 2015 Jul;25(6):1066-72.

Woo WL, Panagiotopoulos N, Gvinianidze L, Proctor I, Lawrence D. Primary mucoepidermoid carcinoma of the thymus presenting with myasthenia gravis. J Thorac Dis. 2014 Oct;6(10):E223-5.

Chandrakumar A, Veitch D, Proctor I, Hughes S, Perrett CM. Primary eccrine carcinoma treated with Mohs micrographic surgery and adjuvant radiotherapy. Clin Exp Dermatol. 2015 Mar;40(2):204-5.

Completing cremation forms: a practical guide. Proctor I, Winstanley A. Br J Hosp Med (Lond). 2013 Jul;74(7):C114-7.

Sharma V, Proctor I, Winstanley A. Mortality in a teaching hospital during junior doctor changeover: a regional and national comparison. Br J Hosp Med (Lond). 2013 Mar;74(3):167-9

Menys A, Atkinson D, Odille F, Ahmed A, Novelli M, Rodriguez-Justo M, Proctor I, Punwani S, Halligan S, Taylor SA. Quantified terminal ileal motility during MR enterography as a potential biomarker of Crohn's disease activity: a preliminary study. Eur Radiol. 2012 Nov;22(11):2494-501

Proctor I, Sharma V, Khoshzaban M, Winstanley A. Does smoking kill? A study of death certification and smoking. J Clin Pathol. 2012 Feb;65(2):129-32.

Steward MJ, Punwani S, Proctor I, Adjei-Gyamfi Y, Chatterjee F, Bloom S, Novelli M, Halligan S, Rodriguez-Justo M, Taylor SA. Non-perforating small bowel Crohn's disease assessed by MRI enterography: derivation and histopathological validation of an MR-based activity index.  Eur J Radiol. 2012 Sep;81(9):2080-8.

Smart C, Brown J, Kocjan G, Proctor I. Eosinophilic pleural effusion with Charcot-Leyden crystals in invasive aspergillosis. Cytopathology. 2012 Oct;23(5):340-2.

Proctor IE, McNamara C, Rodriguez-Justo M, Isaacson PG, Ramsay A. Importance of expert central review in the diagnosis of lymphoid malignancies in a regional cancer network. Proctor IE, McNamara C, Rodriguez-Justo M, Isaacson PG, Ramsay A. J Clin Oncol. 2011 Apr 10;29(11):1431-5.

Proctor I, Stoeber K, Williams GH. Biomarkers in bladder cancer. Histopathology. 2010 Jul;57(1):1-13.

Rodriguez-Acebes S, Proctor I, Loddo M, Wollenschlaeger A, Rashid M, Falzon M, Prevost AT, Sainsbury R, Stoeber K, Williams GH. Targeting DNA replication before it starts: Cdc7 as a therapeutic target in p53-mutant breast cancers. Am J Pathol. 2010 Oct;177(4):2034-45.

Loddo M, Kingsbury SR, Rashid M, Proctor I, Holt C, Young J, El-Sheikh S, Falzon M, Eward KL, Prevost T, Sainsbury R, Stoeber K, Williams GH. Cell-cycle-phase progression analysis identifies unique phenotypes of major prognostic and predictive significance in breast cancer. Br J Cancer. 2009 Mar 24;100(6):959-70.

Roberts CM, Proctor I, Forrer M. An evaluation by doctors in training of a pilot programme of physician assistants. Hosp Med. 2004 May;65(5):298-301.

Khoo UY, Proctor IE, Macpherson AJ. CD4+ T cell down-regulation in human intestinal mucosa: evidence for intestinal tolerance to luminal bacterial antigens. J Immunol. 1997 Apr 15;158(8):3626-34.