Medical Malpractice in Brazil: How It Is Established and What the Victim Can Seek

This page is a translation of the original Portuguese text, provided for convenience. It deals with Brazilian law. If there is any discrepancy, the Portuguese version prevails. Read the original in Portuguese

Civil liability for failures in health care is among the most sensitive subjects in Brazilian law, because it puts at stake life, physical integrity, and the trust patients place in doctors and hospitals. Understanding when there is a duty to pay compensation requires distinguishing between obligations of means and obligations of result, examining the professional’s fault, separating individual liability from institutional liability, and recognizing the decisive weight of the medical record and the expert examination in showing what actually happened.

Obligation of means and obligation of result: the distinction that defines the case

The starting point for any analysis of error in health care is the nature of the obligation the professional has undertaken. Legal scholarship and case law have settled on a distinction between an obligation of means and an obligation of result, and that classification bears directly on who must prove the failure and on the limits of the duty to make the patient whole.

Under an obligation of means, the professional commits to using diligence, skill, and the resources available to treat the patient, without guaranteeing a cure. This is the standard for traditional medical practice, where clinical progress depends on countless unpredictable biological factors. The doctor is liable when he or she departs from protocols and good practice, not merely because treatment failed.

Under an obligation of result, by contrast, the professional commits to delivering a specific outcome. Cosmetic surgeries, laboratory tests, and procedures performed for purely aesthetic purposes are usually placed in this category. Here, when the promised result is not achieved, fault is presumed, which shifts the burden of proof against the party that provided the service.

The professional’s fault and the reversal of the burden of proof

Under the Consumer Protection Code (Código de Defesa do Consumidor), a doctor’s personal liability depends on a finding of fault. This is fault-based liability: you must show lack of skill, recklessness, or negligence in the professional’s conduct. This requirement protects the professional’s technical autonomy and prevents every unfavorable outcome from being automatically treated as an error.

Lack of skill (imperícia) reveals insufficient technical preparation for the act performed. Recklessness (imprudência) appears in hasty action taken without the required precautions. Negligence (negligência) shows up as omission, carelessness, or a lack of adequate follow-up. It is up to the judge to examine the specific conduct in light of the state of the art and the circumstances of the care provided.

Although fault is a prerequisite, the courts allow the burden of proof to be reversed when the consumer is in a position of vulnerability or when the consumer’s allegations are plausible. In those situations, the provider must prove that it acted properly, which levels the playing field in the proceedings given the technical imbalance between the patient and the care team.

This balance in the burden of proof matters especially because patients rarely have the knowledge needed to identify, on their own, where the conduct departed from the expected standard. The documentation of the care therefore plays a central role, a topic we return to below.

This requirement protects the professional’s technical autonomy and prevents every unfavorable outcome from being automatically treated as an error.

The liability of hospitals and health plan providers

The liability of a legal entity that provides health services follows a different logic from that of an independent doctor. Hospitals, clinics, and health plan providers are strictly liable for defects in the services they provide, regardless of fault, under the consumer protection rules that apply to suppliers.

The higher courts have held that a hospital is strictly liable for failures in its own services, such as hospital-acquired infections, equipment defects, medication errors, and structural deficiencies. In those cases, it is enough to show the harm and a causal link to the institution’s activity for the duty to pay compensation to arise.

The situation changes when the harm results exclusively from the act of a doctor who merely uses the hospital’s facilities and has no employment-type relationship of subordination to it. In that case, the hospital’s liability is usually conditioned on proof of the professional’s fault, because the institution cannot be held responsible for technical conduct over which it has no direct control.

Health plan providers are also part of the supply chain. When they accredit professionals and designate the care network, they may be jointly and severally liable for harm caused by the providers they present to the consumer, especially in cases of improper denial of coverage or failures in the network offered.

Medical record and expert examination: the evidence that decides the case

In lawsuits over failures in health care, the dispute is rarely resolved by the parties’ accounts alone. The outcome usually depends on two central pieces of evidence: the medical record and the expert examination. Both translate, in objective terms, what actually happened during care.

The medical record (prontuário) is the chronological, detailed account of all the care provided. It includes diagnoses, prescriptions, clinical progress, tests, and the patient’s informed consent. Keeping it is the provider’s duty, and a missing, altered, or incomplete record may be read against the party that was responsible for maintaining it.

The expert examination, for its part, gives the judge an impartial technical analysis of whether the conduct met the state of the art in medicine. The expert examines whether protocols were departed from, whether the harm was avoidable, and whether there is a causal link between the questioned conduct and the injury the patient suffered.

The combination of a well-documented medical record and a consistent expert report determines the outcome of most cases. For the patient, obtaining the complete record is an indispensable step. For the provider, rigorous documentation is both an ethical duty and the main tool of defense against an allegation of error.

There is also a timing issue that deserves extra attention from both sides. Preserving evidence promptly, immediately seeking copies of the care records, and gathering supplementary reports soon after the event significantly increase the chance of reconstructing what happened accurately. The longer a lawsuit is delayed after the events, the harder it becomes to reassemble tests, testimony, and clinical details that support either the claim of failure or the argument that the conduct was proper.

It is worth remembering that compensable harm covers not only material losses, such as the cost of new treatment and lost earning capacity, but also moral damages for suffering and, in serious situations, separate compensation for aesthetic harm, each with its own basis for calculating the amount.

Frequently Asked Questions

Does every bad result in treatment give rise to a right to compensation?

No. In most medical acts, the obligation is one of means, which means the professional commits to using the best technique available without guaranteeing a cure. The duty to pay compensation arises when it is shown that there was lack of skill, recklessness, or negligence, that is, a departure from the expected conduct, and not simply because the treatment failed. A disappointing result, on its own, is not enough to establish liability.

What is the difference between the liability of the doctor and that of the hospital?

The liability of a doctor who works independently is fault-based, depending on proof of fault in his or her technical conduct. The hospital, on the other hand, is strictly liable for defects in its own services, such as hospital-acquired infections, equipment failure, or medication errors, and it is enough to show the harm and the causal link. When the injury results only from the technical act of a doctor with no tie to the institution, the hospital’s liability usually depends on proof of that professional’s fault.

Why is the medical record so important in this kind of lawsuit?

Because the medical record is the official account of everything that happened during care, including diagnoses, treatment decisions, prescriptions, and clinical progress. It allows the expert to assess whether the care followed appropriate protocols. Keeping the document is the provider’s duty, and its absence or tampering may be held against the institution. For the patient, obtaining the complete record is an essential step in building the case and showing any failure.

As informações deste artigo são de caráter informativo e não substituem consulta jurídica individualizada. Cada caso possui particularidades que exigem análise específica.