Matthew McKerley, D.O. v. Danisha Jackson and Devin Jackson, Individually and as Representatives of the Estate of Merlenia Jackson

CourtCourt of Appeals of Texas
DecidedFebruary 17, 2022
Docket05-21-00050-CV
StatusPublished

This text of Matthew McKerley, D.O. v. Danisha Jackson and Devin Jackson, Individually and as Representatives of the Estate of Merlenia Jackson (Matthew McKerley, D.O. v. Danisha Jackson and Devin Jackson, Individually and as Representatives of the Estate of Merlenia Jackson) is published on Counsel Stack Legal Research, covering Court of Appeals of Texas primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

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Matthew McKerley, D.O. v. Danisha Jackson and Devin Jackson, Individually and as Representatives of the Estate of Merlenia Jackson, (Tex. Ct. App. 2022).

Opinion

AFFIRMED and Opinion Filed February 17, 2022

In the Court of Appeals Fifth District of Texas at Dallas No. 05-21-00050-CV

MATTHEW MCKERLEY, D.O., Appellant V. DANISHA JACKSON AND DEVIN JACKSON, INDIVIDUALLY AND AS REPRESENTATIVES OF THE ESTATE OF MERLENIA JACKSON, Appellees

On Appeal from the 68th Judicial District Court Dallas County, Texas Trial Court Cause No. DC-19-10884

MEMORANDUM OPINION Before Justices Myers, Partida-Kipness, and Carlyle Opinion by Justice Carlyle Matthew McKerley, D.O., appeals the trial court’s denial of his motion to

dismiss under chapter 74 of the Texas Civil Practice and Remedies Code. We affirm

in this memorandum opinion. See TEX. R. APP. P. 47.4.

On August 1, 2017, Merlenia Jackson presented to the emergency room at

Medical City Dallas with dyspnea, hypertension, and swelling in her legs. Dr.

McKerley, an emergency physician at the hospital, examined Ms. Jackson and

discharged her later that day. She died the following day from a pulmonary

embolism. Merlenia’s children, appellees Danisha Jackson and Devin Jackson, sued the

hospital and Dr. McKerley, alleging they were grossly negligent for failing to

diagnose and treat Merlenia’s pulmonary embolism. As required by Chapter 74 of

the civil practice and remedies code, the Jacksons also served the defendants with

an expert report from Elizabeth Jones, M.D.

Dr. Jones is board certified in both internal and emergency medicine, is an

associate professor of emergency medicine, and has practiced emergency medicine

for more than twenty years. She explained in her report that dyspnea, or shortness of

breath, is a serious symptom that can indicate a variety of life-threatening conditions,

including “heart attack, pulmonary embolism (PE), pulmonary edema, empyema,

pleural effusion, pericardial tamponade, pneumonia, pneumothorax, asthma or

emphysema and acidosis.” According to Dr. Jones, when a patient presents with a

symptom like dyspnea, the standard of care requires that the provider “perform a

complete history and physical, develop a differential diagnosis of the condition,”

“consider all potentially dangerous causes,” and either “establish a diagnosis to a

reasonable degree of medical certainty or admit the patient for further testing.”

Dr. Jones explained that diagnosing a pulmonary embolism can be difficult

“because it is not detected by physical exam or chest x-ray.” Nevertheless,

“[b]ecause an untreated pulmonary embolism has a mortality of up to 30%, the

diagnosis must be considered in all cases of dyspnea,” and “[i]t should especially be

–2– considered when the dyspnea is not explained by another diagnosis.” Thus, “all

patients with unexplained dyspnea must be fully evaluated” for a pulmonary

embolism. Such an “evaluation may include a more complete history, bedside

ultrasound, clinical decision scores such as PERC or Well’s, the D-dimer blood test

and/or CT of the chest.” But according to Dr. Jones, “[n]one of this was done” for

Merlenia.

Dr. Jones stated that Merlenia’s caregivers “did not perform a complete

history and physical, did not establish a complete differential diagnosis, did not fully

evaluate the potentially dangerous causes of the patient’s condition and did not

establish a diagnosis.” And without a diagnosis, “the providers could not predict her

clinical course,” which made her discharge premature. “All of these actions violate

the standard of care.”

Dr. Jones further explained that a chest CT scan is the “gold standard” for

diagnosing a pulmonary embolism, but the procedure is expensive and exposes the

patient to radiation. Thus, a physician should not invariably order a CT scan

whenever a patient presents with dyspnea; rather, the physician must first determine

whether the dyspnea can be explained by other conditions revealed by a physical

examination, x-ray, and lab work. If the dyspnea is otherwise explained, it is much

less likely the patient has a pulmonary embolism. But without an alternative

explanation, the physician must fully evaluate whether the patient has a pulmonary

–3– embolism before discharging her. If the patient has a low probability of pulmonary

embolism, the physician can rule out the condition using clinical decision tools or a

blood test. If there is a high probability, a CT scan is required.

According to Dr. Jones, although Merlenia was at low risk for a pulmonary

embolism, the condition “could not be ruled out using the PERC clinical decision

rule due to her age.” And because no other explanation for the dyspnea was found

after an x-ray, physical exam, and lab work, a pulmonary embolism became more

likely. Thus, her treating physician should have used a “D-dimer” blood test to rule

out the condition and, if the D-dimer came back positive, a CT scan to make a

definitive diagnosis. “By failing to properly evaluate Ms. Jackson using the standard

evaluation tool (the complete history and physical) used by all physiicians [sic] to

assess patinets [sic], the treating physician did not treat the patient with the usual,

prudent care and skill . . . owed to every patient.” Moreover, “[b]y failing to consider

all of the potentially fatal causes of dyspnea, the treating physician did not exercise

reasonable clinical judgment.”

With respect to causation, Dr. Jones explained that an untreated pulmonary

embolism has a mortality rate of thirty percent, while a treated pulmonary

embolism’s mortality rate is between two and ten percent, with “recent studies

finding mortality between 1.8-3.3%.” Dr. Jones thus opined that the treating

physician’s “disregard for the standard evaluation of shortness of breath,” which

–4– resulted in failing to diagnose the pulmonary embolism, “lead [sic] to Ms. Jackson’s

death to a reasonable degree of medical certainty.”

Dr. McKerley and the hospital moved to dismiss the Jacksons’s claims,

arguing that Dr. Jones’s report did not satisfy Chapter 74’s requirements. After a

hearing and additional motion practice, the Jacksons voluntarily dismissed their

claims against the hospital, and the trial court entered an order denying Dr.

McKerley’s motion to dismiss but requiring the Jacksons to amend their expert

report “to include information pertaining to causation of damages, treatment options,

and efficacy of treatments in regards to the deceased Merlinia [sic] Jackson.”

Following that order, the Jacksons filed and served a one-page document titled

“Plaintiff’s Expert Report Addendum.” The addendum provided general information

about the causes of pulmonary embolisms. It also explained—with a quote from

“Uptodate.com”—that, although the prognosis for a patient with a pulmonary

embolism is variable, “in general, if left untreated, PE is associated with an overall

mortality of up to 30 percent compared with 2 to 11 percent in those treated with

anticoagulation.”

With respect to treatment options, the addendum noted that it depends on the

patient’s stability. Unstable patients either receive a drug that dissolves the clot or

undergo a procedure to remove it. Stable patients, in contrast, receive “systemic anti-

coagulation,” which does not remove the clot but prevents it from growing while the

–5– body eventually absorbs it. This treatment involves either “intravenous or

subcutaneous heparin, subcutaneous low-molecular weight heparin, oral warfarin or

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Matthew McKerley, D.O. v. Danisha Jackson and Devin Jackson, Individually and as Representatives of the Estate of Merlenia Jackson, Counsel Stack Legal Research, https://law.counselstack.com/opinion/matthew-mckerley-do-v-danisha-jackson-and-devin-jackson-individually-texapp-2022.