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120104L - MEDICAL ERRORS: MALPRACTICE AND NEGLIGENCE

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Lecture for 4th year medical students on January 4, 2012 at King Fahad Medical City Riyadh by Dr Omar Hasan Kasule Sr.


ABSTRACT
This paper starts by defining the various types of error in medical practice. It then describes negligence: classification, elements, forms, and examples. It then describes the various types of liability for errors as well as the legal basis for liability.  The court procedure of malpractice suits is described in detail followed by discussion of assessment of damages and disclosure of errors. The paper uses the term physician but all other health care givers are included.

1.0 DEFINITIONS
1.1 Definition of Medical Error
Medical error is an omnibus term for anything that goes wrong in patient management and related circumstances. It includes failure to perform according to professional standards, honest mistakes (mistakes without negligence), avoidable mistakes, and unavoidable mistakes). An error is recognized even if no patient injury occurred. Expected adverse or side effects medication or procedures are not considered errors if the physician is aware of them and takes them into consideration in planning therapy and takes the responsibility of forewarning the patient. The media high-light the dramatic professional errors such as operating on the wrong patient or the wrong organ. These are however the tip of the iceberg. There are many other underlying forms of errors that actually lead to the dramatic ones. This paper will take a wide view of errors.

1.2 Definition of Malpractice
Malpractice is a form or medical error. It is violation of the physician oath and failure to fulfill the duties of the physician to carry the trust, adau al manta, failure to and to carry out responsibilities of the physician, masuliyat al tabiib, or violation of the patient’s rights (eg autonomy, privacy, confidentiality, disclosure, personal dignity, etc).

1.3 Definition of Negligence
Negligence is a special type of malpractice that is accompanied by patient injury. It is defined in law as failure to perform according to expected professional standards resulting in patient injury.

2.0 NEGLIGENCE
2.1 Overview of negligence
Negligence in medical practice is breach of duty owed by the physician to the patient resulting in damage or injury. It is defined according to the customary standards of care that are established by the profession. All human activity is error-prone and even if professional standards are followed some harm can occur. Ordinary medical practice does not prescribe to the doctrine of strict liability (physician found negligent for any mistake even if reasonable). The concept of negligence is therefore relative. No medical procedure is error-free and no practitioner however careful and meticulous can eliminate all errors. There is a threshold beyond which patient risk is considered unreasonable. Negligence is found only when performance is below what would be expected from a reasonable professional with average skill and knowledge. Negligence is therefore relates to unreasonable error.

2.2 Classification of negligence
2.2.1 Contributory negligence
In contributory negligence the patient is contributory to the negligence. The physician can plead that the patient contributed to the injury by unreasonable conduct or behavior. Thus both the physician and the patient end up being apportioned part of the blame. The physician could still be found liable for negligence in cases of contributory negligence if he had a chance in the course of therapeutic relation to intervene and stop the injury by advising the patient to change behavior. The physician is relieved of the obligation of due care when the patient deliberately exposes himself to unreasonable risk.

2.2.2 Comparative negligence
 In comparative negligence the negligence is apportioned among several physicians each according to the quantum of his/her contribution to the negligence.  

2.2.3 Intentional negligence
In intentional negligence there is personal injury that is intentionally inflicted by the physician. This type of negligence borders on the criminal.
   
2.3 Elements of negligence
2.3.1 The 4 elements of negligence
There are 4 elements in medical negligence: (a) existence of a duty, (b) breach of the duty, (c) injury resulting from breach of duty, and (d) burden of proof of the causal connection between breach of duty and injury. A physician who had no duty to the patient cannot be found negligent. The physician’s conduct must have been careless or negligent according to generally accepted standards. The conduct must have caused injury to be classified as negligence. The connection between injury and negligence of the physician must be proved beyond doubt. The burden of proof is on the patient who accuses the physician of negligence. The physician then will have to disprove the connection. If the physician fails to disprove the connection he will pay compensation for injuries or losses suffered as a result of the negligence.

2.3.2 Clarifications
Action for negligence may not be brought if the actions were covered by a specific law. Consent by the patient may remove the element of crime but does not remove the professional and ethical elements of negligence. It should be noted that the law does not recognize consent to infliction of grievous bodily harm even if the patient is competent to give such consent because a physician is bound to protect life. The concept of negligence can be extended to cover failure to aid a person in an accident or any other threatening condition. In this situation even non-professionals are expected to render assistance commensurate with their ability. In some jurisdictions such as the state of Arizona there is a good Samaritan law that obliges a physician to stop at a site of an accident and render any assistance that he can.

2.4 Forms of negligence
1.  Medical negligence may be breach of duty resulting in causation of injury which calls for damages. 2. A tort is a civil wrong in which liability is based on unreasonable conduct. The intentional torts are assault, battery, treatment without informed consent, false imprisonment or confinement, intentional infliction of emotional distress, and defamation (slander if verbal and libel if written). 3. Violation of patient rights such as abandonment of a patient or breach of confidentiality. 4. Liability for negligent use of drugs and devices. 5. Vicarious liability arises when a physician fails to supervise a junior or a trainee working under him or her.  6.  Negligent referrals occurs when a physician fails to refer a patient to the right specialist. 7. Failure to warn  about risks. 8. Failure to report a notifiable disease . 9.  Professional errors that may be ordinary or extraordinary. harmful or non-harmful.

2.5 Examples of negligence in obstetrics and gynecology
1.  Injuries at birth to both mother and fetus, 2. congenital deformities, 3. wrongful life, 4. stillbirth,  5. psychiatric injury, 6. inappropriate care due to lack of current knowledge, 7. errors of skill or judgment, 8. wrongful termination of pregnancy due to failure to do a pregnancy test before gynecological surgery, 9. failed abortion when an abortion is attempted but is not completed, 10. negligence in fetal screening in which an anomaly is seen at amniocentesis,  maternal blood sampling, or fetal blood sampling but it is not followed up, 11. negligence in prescribing for a pregnant woman, 12. false diagnosis of maternal disease that affects the fetus,  13. mistakes in obstetric analgesia and anesthesia, 14. negligence in labor and delivery by failure to detect fetal distress resulting in brain damage.

2.6 Examples of negligence in psychiatry
1. Sexual misconduct, 2. failure to prevent suicide or attempted suicide, 3. failure to prevent patient violence, 4. wrong medication, 5. negligent diagnosis, 6. abandoning a patient, 7. breach of confidentiality, 8. early discharge, 9. failure to hospitalize leading to suicide, 10. failure to commit leading to murder, 11. failure to control symptoms leading to suicide or injury to a 3rd party, and 12. negligent certification of mental status.

3.0 Types of liability
3.1 Physician liability
3.1.1 Battery for lack of informed consent: Battery, assault, or false imprisonment charges can be brought against a physician who touches a patient without consent

3.1.2 Errors: Professional errors may be ordinary or extra ordinary. They may be harmful or non-harmful. Informed consent or express instruction of the patient do not relieve the physician of liability.

3.1.3 Neglect of duty: The doctor-patient contract establishes a continuous obligation until resolution of the disease. Work is assessed by its conclusion, al ‘amal bi al khawatiim[i]. The best of work is one that is continuous and lasting, khayr al ‘amal adwamuha[ii]. A physician is justified in discontinuing treatment if he finds that another practitioner is in attendance, or that the patient is refusing using his remedies or when he is convinced that the patient is a malingerer.

3.1.4 Vicarious liability
Vicarious liability is when someone is made liable for a negligence they did not personally perform for example the employer. Vicarious liability arises when clinical responsibility is given to another person who is supposed to work under supervision such as medical student performing some procedures.

3.1.5 Liability of hospitals:
Hospitals can be found liable in three ways: (a) employer’s vicarious liability (b) direct breach of duty (c) joint liability with the physician.

3.1.6 Manufacturer’s liability
Defects may be in drugs or medical devices. The manufacturer is liable for harm caused by defective products. The liability is based on negligence and breach of warranty of quality of the product. There are two approaches to recovering damages: (a) the supplier can be found to have breached the contract of supplying a safe product (b) under the tort of the product causing injury and harm. Defectiveness can be defined as: manufacturing defects, design defects, or marketing defects. The matter is more serious when the supplier of the drug or device fails to provide adequate warning or may fail to warn at all about potential problems.

3.1.7 Special issues of causation
The following situations could give rise to litigations: Research; therapeutic and non-therapeutic; Embryo research; transplantation; and  omission to warn about consequences of sterilization.

4.0 THE BASIS OF LIABILITY
4.1 Breach of contract
When a physician agrees to treat a patient, he enters into an implied contract under which the patient expects reasonable care in addition to other expressed or implied guarantees. The physician-patient relation establishes a contractual relation that if breached by the physician results in liability. On the other patient breach of the contract is accompanied by virtually no legal liability in most cases. Physicians have to be careful not to enter into a contract they cannot fulfill. The following can result in a physician being found liable: A telephone consultation, giving a second opinion, acting as a locum, and wrong clinical teaching. The following normally do not lead to liability: a side walk consultation, general medical advice at a dinner, medical advice on the mass media, examining a person for employment purposes etc. Telephone malpractice is increasing because of increasing use of tele-medicine. The telephone is both a curse and a blessing in medical care. Medical advice can be given by phone but there is no documentation.  

4.2 Tort of negligence
Tort refers to acts that cause harm and associated with award of damages to the injured party. Tort is confined to civil and not criminal cases. It is about injuries to individuals and not the community or the public interest. Tort laws serve the purposes of punishment, deterrence, and compensation for hurt and injury. Action is brought for harm to life, health, economic earnings, honor, reputation, and privacy. Specific laws dealing with injuries have replaced tort law in many instances.  The tort of negligence is invoked when there is breach of duty that leads to injury of either the patient or a third party (such as an unborn child).

4.3 Breach of confidence
The physician may also be liable for breach of confidence. The physician-patient relation is based on that confidence.

5.0 MALPRACTICE SUITS: COURT PROCEDURE
5.1 Purposes of malpractice suits are to (a) to ensure quality control by forcing physicians to perform according to expected standards (b) compensation for injury (c) Personal satisfaction for the patient that justice has been done

5.2 Statute of limitations
Court action must be instituted within a reasonable period. The statute of limitations states that there is a fixed period after the breach during which tort action can be brought. The reason for this is that if the suit is delayed too long witnesses or medical records may no longer be available.

5.3 Filing the complaint
The legal process follows several steps. The patient files a complaint with the court. A sermon is then served on the physician. The physician has to plead, the plea may be guilty or non-guilty otherwise a default judgment is made in favor of the plaintiff. This is followed by various motions to dismiss or amend the complaint. Motions may also be made to add other parties to the suit. Normally the hospital is included as part of the defence.

5.4 Process of discovery
The process of discovery then starts in which lawyers for both sides collect more information by interviews, examinations, and collection of documents. The results of discovery are deposited with the court. Access to health records is pivotal for prosecution of medical malpractice. Documentation can be the physician’s best friend or worst enemy.

5.5 The trial proper
5.5.1 The trial proper then starts. Opening statements are made. The patient’s witnesses are then examined by the patent’s lawyers followed by cross examination by the physician’s  lawyers. The physician’s witnesses are examined by the physician’s lawyers followed by cross-examination by the patient’s lawyers. Witnesses called to court are of two types: fact witnesses and expert witnesses. Physician may be called as an expert witness or a court appointed expert. Closing arguments are then made and judgment is delivered.

5.5.2 The burden of proof of breach of standard of care lies with the patient. The standard of proof used is a balance of probabilities. Proof of breach may be based on ‘but-for’ test. Proof of breach may be based on proof of causation of damage or risk

5.5.3 Physician defense against malpractice suits rests on consideration of the 4 elements of negligence: absence of duty, no breach of duty, lack of causation, and lack of damage. Additional defenses that could be presented are: comparative negligence, statute of limitations which states the maximum period within which a tort can be prosecuted, and any agreement between the physician and the patient that absolves the physician of liability

5.5.4 Instead of a trial, alternative dispute resolution procedures may be used: arbitration, mediation using an expert facilitator, fact finding and investigation of the case by an expert.

6.0 LEGAL TESTS FOR NEGLIGENCE: Bolam as modified by Bolitho
6.1 The Boolam case
In a famous case tried in 1957, important legal principles were pronounced by the judge and they have subsequently become part of the law.

The background to the case was that Bolam, a mentally ill patient, suffered fractures during electroconvulsive treatment. This type of treatment was accepted as a normal treatment for mental disorders at that time. The patient had consented to the procedure.

When he suffered a fracture he sued in court. Two problems arose. He was not given full information when he was making his consent because he was not told about the risk of fracture associated with electroconvulsive therapy which was estimated at 1 in 10,000.  He was also not given a muscle relaxant that decreases the risk of fracture during the procedure.

At that time there existed differences in professional opinions. Some physicians considered informing the patient about the risk of fracture and using a muscle relaxant as necessary whereas others did not think so. There was therefore no single standard of care against which the actions of the attending physician could be judge to find him negligent or not negligent.

The judge ruled that doctors could not be found negligent if they acted according to a professional opinion accepted by a reasonable body of medical opinion even if there could exist a contrary opinion by another responsible body of medical opinion.

6.2 The Bolitho case
In a subsequent case of Bolitho, a patient who suffered brain damage because the doctor failed to intubate in a home setting. The court ruled that doctors are expected to follow responsible medical opinion but would not be found negligent in cases in which that opinion did not stand up to logical analysis. The court thus set a principle that the court could over-rule medical opinion that was not logical in a specific case. The implication of this was that medical opinion was not the final arbiter of the standard of care to be used in defining negligence. 

7.0 MALPRACTICE SUITS: THE SAUDI PERSPECTIVE


8.0 DAMAGES AND COMPENSATION
8.1 Definition
The principles for damages for medical errors are generally the same as those of injury causation in other areas of life with some exceptions. Compensation,  dhamaan, for doctor errors arises when the doctor is found negligent. In order to protect the public interest there is still liabaility in erring while acting with good intentions, diyat al khataa.

8.2 Damages for personal injury
Pecuniary damages involve full compensation of losses in personal injury which include medical expenses and loss of earnings including prospective ones, and loss of earning capacity. Non-pecuniary damages in personal injury involve fair or reasonable compensation for pain, suffering, and loss of faculty which leads to loss of amenity. Aggravated damages cover pain and suffering. Exemplary damages are punitive. Provisional damages are paid if further deterioration is expected. Provisional payments may be made while waiting to ascertain full damage.

8.3 Damages for death
Court actions for the benefit of the deceased continue after death. The survivors are entitled to compensation of financial support in case of fatal accidents. They also get payment for bereavement and loss of dependency.

8.4 Damages for wrongful birth or wrongful life
A woman can bring charges against a physician for wrongful birth due to failure of contraception. Damages for wrongful birth include mother’s lost earnings and the cost of child maintenance. A child can bring action claiming damages for wrongful life due being born with severe congenital anomalies. The child can claim a legal right to be dead rather be alive with such severe disability.

8.5 Other forms of damage
Action for damage can be brought for emotional distress, economic loss, and breach of confidence. The physician must be careful in answering queries about a patient from the police, employers, and child protection agencies. A physician cannot volunteer to give evidence about a patient in a court of law. He can go to court only on subpoena.

9.0 DAMAGES FOR INJURY AND DEATH: THE SHARI’AT PERSPECTIVE
9.1 Overview
The shari’at has very advanced concepts for assessing damage that need to be studied and to be applied to modern forms of injury. My belief is that the conceptual basis of the shari’at guidelines on damages is far superior to the conventional standards that are used today.

9.2 Intentional causation of death
9.2.1 Overview
Purely intentional homicide, qatl 'amd, is deliberate pre-planned and pre-meditated murder. The perpetrator of the crime sets out with a clear intention to terminate the life of an individual for a specific motive. It can be conceived in three forms: criminal homicide, judicial homicide, and medical procedures involving deliberate termination of life. The hospital shares in the liability and pays a portion of the diyat because it is responsible for background checks not to allow criminal persons as hospital employees.

9.2.1 Criminal homicide for personal reasons is rare in a medical situation and if it occurs should be handled according to the normal rules of retribution, qisas. The punishment could be execution or payment of blood money, diyat. The family of the deceased could forgive the killer because the shari’at treats homicide as a civil case.

9.2.2 Judicial homicide occurs when a physician is ordered by governmental authorities to take part in execution of a criminal such as giving a lethal injection or operating an electrocution apparatus. This does not lead to any liability for the physician but physicians are advised not to participate if they can because the role of executioner is contrary to the primary role of the physician to preserve and protect life and health, hifdh al nafs.

9.2.3 Medical procedures that have a non-criminal intention to terminate life include: euthanasia both active and passive, withholding or withdrawal of life support, physician-assisted suicide, do not resuscitate orders, termination of pregnancy, separation of siamese twins involving letting one die so the other can survive, selective killing of fetuses in multiple pregnancy so that some can survive, craniotomy or any procedure that involves killing a fetus who cannot be delivered otherwise in order save the mother’s life. Some of these procedures have been allowed by the jurists while others have been prohibited. If a physician commits a forbidden procedure he will be liable for destruction of life but the punishment cannot be the same as that of criminal homicide but this matter is better left to the jurists to determine.

9.3 Un-intended causation of death, qatl khata
Purely accidental homicide is defined as death ensuing due to an honest mistake[iii]. This occurs in iatrogenic death due to wrong medication or wrong surgical procedures. For example diyat is due if an ignorant or incompetent physician makes a mistake leading to death[iv]. Expiation is carried out by fasting 2 consecutive months in addition to the diyat. The diyat is reduced and is called ghurrat (about 10% of the full diyat) if the victim was a fetus.
 
9.4 Intentional causation of injury
9.4.1 Overview
Purely intentional injury is one in which the criminal had malicious intent to cause injury. Purely accidental injury or negligence resulting in harm has no pre-meditated intention to harm. Unintended injury accidental injury occurs in the course of medical treatment.

9.4.2 Criminal intentional injury is rare in a medical environment. If it occurs it is punished by the usual rules of retribution, qisas.

9.4.3 Unintentional injury occurs in medical practice. Diyat is imposed on the physician and the hospital. Full diyat (equivalent to the diyat of homicide) is imposed for destruction or loss of function of single organs: the nose, the eye, the tongue, the lips, the penis, and the testicles[v]. Half of the full diyat is imposed for destruction or loss of function of paired organs like the hand, the eye, the ear, the foot[vi]. Ijtihad is made for injuries to other organs.

9.5 Computation of diyat
The computation of the diyat involved is complicated and requires new ijtihad. The classical Law manuals various amounts of diyat in terms of camels or other objects for different types of injury. Not all possible injuries were covered. Modern medical knowledge enables us to describe injuries in a more precise way. We are also better able to describe and assess functional disability resulting from the injuries. A study is also needed to clarify the distinction between punitive and compensatory awards for body injuries.

10.0 DISCLOSURE OF ERRORS
The physician involved in treating a patient is required to inform the patient of any error. The disclosure must be immediate and complete. All members of the healthcare team are obliged to make the disclosure to the hospital authorities if the treating physician refuses to do so. Disclosure can be made to the family if the patient is incompetent or nor ready to handle the stress of the disclosure.


REFERENCES



[i]     Bukhari K46 H11
[ii]     Bukhari K2 B32
[iii]    Nisai K45 B6 )
[iv]    (Buluugh al Maram 1014
[v]     (Buluugh al Maram 1009
[vi]    (Buluugh al Maram 1009