Arizona Mammography Malpractice Lawyer

Trusted Legal Representation for Mammogram Negligence in Arizona

Radiology Standard of Care in Breast Cancer Screening

The standard of care requires radiologists to follow the American College of Radiology guidelines, which includes accurately identifying abnormalities, properly classifying breast density, and recommending immediate follow-up diagnostics like ultrasounds or biopsies for any suspicious findings.

The “prudent provider” standard asks: what would a reasonably competent radiologist have seen on that scan? If a qualified peer reviewing the same images would have flagged an abnormality, the failure to do so may be medical negligence.

A key distinction exists between a screening mammogram, a routine annual exam for asymptomatic patients (those showing no symptoms), and a diagnostic mammogram, an investigative study ordered due to clinical concerns. The duty of care increases significantly with diagnostic imaging.

Radiologists are also expected to classify findings using the Breast Imaging Reporting and Data System (BI-RADS), a standardized scoring system that ranks findings from 0 to 6. A misclassification can delay a biopsy (a procedure to test a tissue sample for cancer).

Results must be clearly communicated to the referring physician. When that communication breaks down, a treatable cancer can become a life-threatening one.

Arizona mammography malpractice attorneys will evaluate whether the following standards were met:

• The radiologist accurately identified visible abnormalities on the images
• Breast density was properly classified and documented
• BI-RADS scoring was appropriate for the findings
• A biopsy or supplemental imaging was recommended for suspicious results
• Results were promptly and clearly communicated to the referring physician
• The patient was notified of findings requiring follow-up

Impact of Dense Breast Tissue on Liability

Dense breast tissue, containing more fibrous and glandular tissue than fatty tissue, can make tumors significantly harder to detect on a standard mammogram. Since both dense tissue and cancers appear white on imaging, tumors can be effectively hidden. This often causes a false negative, a result incorrectly showing no cancer.

When a radiologist identifies dense breast tissue, the standard of care may require ordering supplemental imaging, such as a breast ultrasound. Failing to inform a patient about their breast density, or neglecting to recommend additional testing, can be negligence if a cancer is missed.

Common Mammogram Interpretation Errors by Radiologists

Mammogram errors generally fall into two categories: perceptual errors, where the radiologist fails to see a visible abnormality on the image, and cognitive errors, where the abnormality is seen but incorrectly dismissed as benign without proper follow-up testing. While a false positive causes unnecessary alarm, the failure to diagnose an existing cancer is far more dangerous.

These errors are distinct from technical failures, but all three can contribute to a delayed diagnosis.

Error Type	What Happens	Examples
Technical Errors	The image itself is compromised, making accurate interpretation difficult or impossible	Poor breast positioning, improper compression, outdated equipment or equipment errors, image artifacts
Interpretive Errors	The radiologist misreads or overlooks findings on an adequate image	The radiologist commits a misinterpretation or overlooks microcalcifications (tiny calcium deposits that can signal early-stage cancer) or architectural distortion (an abnormal arrangement of breast tissue that may indicate a hidden tumor)
Communication Failures	The finding is identified but never reaches the patient or their doctor	Report is lost, mislabeled, sent to the wrong provider, or filed without notification

Federal regulations under 21 CFR Part 900 govern mammography facility quality standards, including equipment maintenance, technologist qualifications, and record-keeping. When a facility fails to meet these requirements, imaging errors and labeling errors become more likely, and the facility itself may share liability.

Communication failures deserve special attention. Even when a radiologist correctly identifies a suspicious finding, the diagnosis can still be delayed if the report is mislabeled, lost in a system, or never forwarded to the patient’s primary care doctor. These breakdowns are preventable and can form the basis of a malpractice claim.

Proving Causation and Liability in Breast Cancer Delays

To prove liability, you must demonstrate that the radiologist’s failure to identify the cancer directly caused a progression of the disease, resulting in a worse stage, more aggressive treatment, or a reduced chance of survival.

Arizona uses a “more likely than not” standard for the burden of proof. This means we must show that, without the missed or delayed diagnosis, your outcome would have been meaningfully better. Expert witness testimony from qualified radiologists and oncologists is essential in a radiology malpractice case to connect the misread mammogram to the harm you suffered.

Liability may extend beyond the radiologist. If faulty or poorly maintained equipment contributed to the error, the imaging center may bear responsibility. If a referring physician received an abnormal report but failed to act on it, they may also be liable for injuries or wrongful death. The State Bar of Arizona’s guidance on medical negligence outlines the legal framework for establishing these claims.

One important legal concept in delayed cancer diagnosis cases is “loss of chance.” A false negative mammogram, one that incorrectly shows no cancer, can cause cancer upstaging, meaning the disease advances to a higher stage during the period of delay. The legal injury is measured by the drop in survival probability. For example, if a one-year delay caused a patient’s cure rate to fall from 90% to 40%, that lost chance itself is a compensable harm.

Recoverable Damages for Delayed Cancer Diagnosis in Arizona

Victims of mammography malpractice can recover compensation for economic losses like additional medical bills and lost wages, as well as non-economic damages for the physical pain, emotional trauma, and shortened life expectancy caused by the progression of the cancer.

Economic damages cover the measurable financial impact of the delay:

• Additional medical costs from more aggressive treatment, such as needing a mastectomy instead of a lumpectomy, or chemotherapy instead of radiation alone
• Lost wages and reduced earning capacity during extended treatment and recovery
• Future medical expenses for ongoing care, monitoring, and rehabilitation help ensure future financial security

Non-economic damages address the personal toll:

• Physical pain and suffering from additional surgeries, treatments, and side effects
• Emotional distress, including anxiety, depression, and the psychological weight of a worsened prognosis
• Loss of enjoyment of life and the impact on daily functioning and relationships

In wrongful death cases, where a delayed diagnosis leads to a patient’s death, surviving family members may pursue compensation for their loss.

Arizona offers a significant protection for patients in these cases. Under the Arizona Constitution, there are no caps on damages for personal injury or wrongful death. This means a jury can award the full amount it believes is fair, without an artificial statutory limit reducing the recovery.

Contact the Arizona Healthcare Malpractice Attorneys at Hastings Law Firm Today for Help

A missed finding on a mammogram is not simply bad luck. In many cases, it is a preventable medical error, one that cost you time, health, and peace of mind.

Hastings Law Firm handles these cases exclusively. Our legal team, which includes in-house nurse consultants and former defense attorneys, understands how radiology failures happen and how to build the evidence needed to hold the responsible parties accountable. We prepare every case as if it will go to trial, which puts us in a strong position whether the case resolves through settlement or before a jury.

As an Arizona mammography malpractice law firm, we operate on a contingency fee basis, meaning you pay no attorney fees unless we recover compensation for you. Time is limited to file a claim under Arizona law, so we encourage you to act promptly.

Contact us today for a free, confidential case evaluation. We can review what happened, explain your options, and help you take the next step.