Patients face inherent risks when seeking medical care, as errors in diagnosis and treatment can occur despite healthcare professionals’ best efforts. Recognizing these risks is essential, as it empowers patients to engage more effectively with their care providers and potentially improve outcomes.

Medical mistakes are often unintentional, stemming from human error rather than negligence or lack of care. The tragic cases of Jessica Brady and Martha Mills highlight the consequences of such errors. Brady, a 27-year-old engineer from Stevenage, visited her general practitioner more than 20 times over five months in 2020 with persistent abdominal pain, yet necessary diagnostic tests were not performed. Her cancer diagnosis came too late for effective treatment, and she passed away that year. This case led to the implementation of "Jess’s Rule" in September 2022, mandating that if a patient consults a GP three times for the same unresolved issue, the doctor must reconsider the diagnosis and escalate care if necessary. Similarly, "Martha’s Rule" grants families the right to request a second opinion if they fear a loved one's health is deteriorating; Martha Mills, 13, died in 2021 after her parents’ concerns were initially dismissed.

To help reduce the risk of mistakes, healthcare professionals and patient advocates suggest seven key guidelines:

1. Communicate Clearly: Patients should use the ICE method—sharing their Ideas, Concerns, and Expectations during consultations—to ensure clinicians grasp the full context of their symptoms and worries, facilitating accurate diagnoses.

2. Explore Alternative Diagnoses: Patients are encouraged to question initial assessments, asking doctors to consider other potential causes and whether a second opinion might be appropriate, thereby mitigating biases such as availability, first decision-maker, and confirmation bias.

3. Understand Testing Rationale: Before undergoing tests, patients should inquire about the purpose and risks, including how many individuals would need such testing to benefit clinically, rather than tests being performed out of caution or curiosity. Asking what a doctor would do if the patient were a loved one can provide perspective on the necessity of interventions.

4. Interpret Test Results with Caution: Patients should be aware that diagnostic tests are not infallible. False positives and negatives occur, and doctors sometimes overestimate the likelihood of disease based on a single result. Understanding test accuracy and limitations is crucial.

5. Verify Procedures and Medications: Prior to surgery, patients should confirm the correct site is marked. When prescribed medication, it is important to discuss the intended purpose, potential side effects, and any allergies or other drugs that might interact adversely. Clarifying the treatment plan in hospital settings can prevent errors.

6. Assess Treatment Benefits: Asking about the "number needed to treat"—how many patients must receive a treatment for one to benefit—helps patients weigh the true effectiveness and risks of therapies, especially when relative risk reductions may not translate into significant personal benefit.

7. Maintain Politeness and Collaboration: While patients should feel empowered to ask questions and raise concerns, doing so respectfully can improve healthcare providers’ decision-making and overall care quality. Studies have shown that incivility can impair clinical judgment.

These guidelines aim to strengthen communication between patients and healthcare providers, fostering an environment where risks are acknowledged and managed proactively in pursuit of better health outcomes.