Miss C, a 30-year-old accountant, developed an asymptomatic left-sided neck lump. A CT scan revealed a 23 x 17 x 27mm mass at the carotid bifurcation consistent with a carotid body tumour.

Forty-four-year-old Ms M presented to her GP with pain and swelling of her right knee. She had experienced similar symptoms three years earlier whilst pregnant but had not undergone any investigations at the time

Mr H, a 45-year-old solicitor and father of three, visited his GP Dr P with a persistent headache. He described two months of symptoms, occurring up to six times per week, mainly in the mornings and with associated nausea.

Mrs J, a 62-year-old housewife, did not visit her GP often. However, she consulted Dr D with a two-week history of coryzal symptoms.

Mr M, a 44-year-old architect, attended his GP, Dr C, for a skin check. Dr C diagnosed a papilloma on his right chest wall as well as a seborrhoeic keratosis skin lesion of the upper left arm.

Miss A, a 40-year-old IT consultant, was talking to a colleague at work when she developed a headache, along with blurred vision and nausea.

A baby was born by caesarean section at 27 weeks gestation with a birth weight of 980grams. The baby was intubated, ventilated and endotracheal surfactant was administered.

Mr S was a 35-year-old taxi driver who was visiting his extended family abroad. While he was there he decided to have a routine health check in a private clinic. He told the doctor in the health clinic that he had noticed some rectal bleeding over the previous four months.

A clinical negligence claim is a demand for financial compensation for alleged harm caused by substandard clinical care. Common reasons for claims include failure or delay in diagnosis, or incorrect treatment. In fact, many claims arise out of poor communication.

A doctor’s primary concern is to do their best for their patients; this includes giving advice and treatment, and arranging investigations in accordance with the current evidence base and the patient’s best interests.

Certain circumstances can mean you are obliged to disclose information about a patient, even if you do not have their consent; under other circumstances, disclosure may be justifiable. This factsheet gives you further information about these circumstances.

An important starting point is your written report on the circumstances of the incident. This factsheet gives more information about writing this report.

One incident can be investigated in a number of different ways – as a complaint, a clinical negligence claim, a criminal case, a disciplinary matter by your employer, a Coroner’s inquest or a complaint to the GMC.

Good medical records – whether electronic or handwritten – are essential for the continuity of care of your patients. Adequate medical records enable you or somebody else to reconstruct the essential parts of each patient contact without reference to memory. They should therefore be comprehensive enough to allow a colleague to carry on where you left off.