Preoptests.com is one of many products made by Mujalled Ltd (UK). It was designed to give healthcare professionals an easy way to apply evidence based guidelines on pre-operative testing to clinical practice.

Mujalled Ltd was founded by Afroze Khan and Zishan Sheikh in 2012 to create solutions to common problems in the arena of medicine. We aim to provide a range of innovative software solutions for everyday problems faced by clinicians and medical students.


Mr. Afroze Khan (MRCS)

ST3 in Otolaryngology

Wessex Deneary

Dr. Zishan Sheikh (MBBS)

CT3 in Cardiology

Oxford Deanery

Dr. Shahnawaz Khan (MBBS)

CT2 in Plastic & Reconstructive Surgery

East Grinstead Hospital

Mr. Abbas Khan (MRCS)

Clinical Fellow in Trauma & Orthopaedics

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