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Dive into the research topics where Daniel Sessions is active.

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Featured researches published by Daniel Sessions.


Journal of Alternative and Complementary Medicine | 2013

Fatal cesium chloride toxicity after alternative cancer treatment.

Daniel Sessions; Kennon Heard; Michael J. Kosnett

BACKGROUND Cesium chloride (CsCl) is sold as a treatment for several types of cancers. The purported mechanism of action is alkalinization of relatively acidic neoplastic cells. The efficacy of CsCl has not been demonstrated in controlled experiments. Oral and intravenous CsCl use has been associated with seizures, cardiotoxicity, syncope, and death. Although intratumoral treatment with various antineoplastic agents is described, no cases of intratumoral cancer treatment with CsCl have been found in the medical literature. The case described here appears to be of the first reported patient with CsCl toxicity secondary to subcutaneous exposure after attempted intratumoral injection. CASE DETAILS A 61-year-old woman presented in cardiac arrest 20 hours after injecting 9 mL of an oral CsCl preparation around a mass in her breast. She had been taking the CsCl orally for approximately 1 year to treat her breast mass. The patient had a headache and nausea for several hours after injection and then experienced ventricular tachycardia arrest at home. She received advanced cardiac life support care and multiple antiarrhythmic medications and underwent electrical cardioversion early in the course of the arrest. After stabilization, her electrocardiogram revealed QT interval prolongation to >700 milliseconds. Upon discovery of her CsCl exposure, she was treated with Prussian blue. Her initial whole blood cesium level was 100,000 μg/L (reference range <10 μg/L). Her QT prolongation resolved after several days, but she experienced no meaningful postarrest neurologic recovery and died at home less than a week after exposure. DISCUSSION CsCl is sold as an alternative treatment for cancer. There is no demonstrable efficacy, and clear evidence shows life-threatening toxicity. Reported here is a case of fatal CsCl toxicity after attempted intratumoral injection.


Military Medicine | 2016

A Prospective Observation Study of Medical Toxicology Consultation in a U.S. Combat Theater

Joseph K. Maddry; Patrick C. Ng; Daniel Sessions; Vikhyat S. Bebarta

OBJECTIVES Since 2001, U.S. military personnel and active duty, uniformed physicians providing medical support have been deployed to Afghanistan. Medical toxicologists are among the physicians deployed. There is a paucity of information present in the literature that has documented cases treated by toxicologists in theater. This prospective observational study describes 15 male patients treated in theater by a military medical toxicologist. METHODS We performed a prospective observational study in which a medical toxicologist consulted and reported on deployed toxicology cases occurring during a 5-month deployment to Bagram, Afghanistan. RESULTS Fifteen toxicology cases were collected during the 5-month period. The patients included three Afghan civilians, three U.S. civilians, and nine U.S. military personnel. Eight cases were attempts at recreational euphoria, two were self-harm attempts, two were from performance-enhancing supplements, two were accidental occupational exposures and one was alcohol withdrawal. Methanol was the most common exposure followed by dextromethorphan, supplements, opiates, and chlorine gas. CONCLUSION In our study, we found that toxic alcohols and nonprescription medications were the most common exposures. In addition, this is the first study to describe bedside toxicology consults for U.S. combat forces in theater and the use of an observation unit for critically ill patients.


Southern Medical Journal | 2017

Using Pill Identification Calls to Poison Centers as a Marker of Drug Abuse at Three Texas Military Bases

Patrick C. Ng; Joseph K. Maddry; Daniel Sessions; Douglas J. Borys; Vikhyat S. Bebarta

Objectives Opioid abuse is a growing problem in civilian communities, and it has developed in the military as well. Telephone calls to poison centers requesting pill identification (ID) is a marker of drug abuse. This study identifies the number of pill ID calls made to the poison centers from areas containing and surrounding three Texas military bases during an 8-year period. Methods We performed a retrospective observational study identifying calls to certified poison centers in Texas from 2002 to 2009 that identified hydrocodone tablets and other pain medications. We noted the calls made from ZIP codes containing and surrounding the three largest military bases in Texas. Results We reviewed 75,537 drug ID calls for any drug from the ZIP codes of interest. Total drug ID calls increased 105% and the number of calls for hydrocodone increased 463%. Conclusions In our study most of the drug ID calls from military communities in Texas were for hydrocodone. The rate of calls for hydrocodone increased more than the rate of calls for other analgesics from 2002 to 2009. Using drug ID calls as a surrogate of drug abuse, our results suggest that hydrocodone abuse has increased within military communities and that poison center data can be a reliable surrogate for prescription drug abuse near military bases. Future studies are needed to further understand the extent of this problem in military and civilian communities. We can use this information to heighten awareness, influence prescription practices, establish practice guidelines, and develop educational programs to mitigate the increasing rate of prescription analgesic abuse in the United States.


Internal and Emergency Medicine | 2018

Author Correction: Toxic alcohol diagnosis and management: an emergency medicine review

Patrick C. Ng; Brit Long; William T. Davis; Daniel Sessions; Alex Koyfman

Toxic alcohols are a group of substances containing a hydroxyl group not meant to be ingested. They are the cause of a significant number of accidental and non-accidental exposures. Toxic alcohol poisoning can be associated with a significant degree of morbidity and mortality if not promptly recognized and treated. This review describes the clinical presentation and an approach to the recognition and management for toxic alcohol poisoning. Toxic alcohols classically refer to a group of alcohols not meant for ingestion. Methanol, ethylene glycol, and isopropyl alcohol are readily available in common hardware and household materials. Toxic alcohols are ingested for a variety of reasons including accidental exposures, intentional inebriation, homicide and suicide. The patient with an altered mental status or concerning history warrants consideration of this potentially deadly ingestion. Treatment considerations include alcohol dehydrogenase blockade and hemodialysis. Toxic alcohol poisoning can be an elusive diagnosis. This review evaluates toxic alcohol poisoning signs and symptoms and an approach to diagnosis and management.


Internal and Emergency Medicine | 2018

Toxic alcohol diagnosis and management: an emergency medicine review

Patrick C. Ng; Brit Long; William T. Davis; Daniel Sessions; Alex Koyfman

Toxic alcohols are a group of substances containing a hydroxyl group not meant to be ingested. They are the cause of a significant number of accidental and non-accidental exposures. Toxic alcohol poisoning can be associated with a significant degree of morbidity and mortality if not promptly recognized and treated. This review describes the clinical presentation and an approach to the recognition and management for toxic alcohol poisoning. Toxic alcohols classically refer to a group of alcohols not meant for ingestion. Methanol, ethylene glycol, and isopropyl alcohol are readily available in common hardware and household materials. Toxic alcohols are ingested for a variety of reasons including accidental exposures, intentional inebriation, homicide and suicide. The patient with an altered mental status or concerning history warrants consideration of this potentially deadly ingestion. Treatment considerations include alcohol dehydrogenase blockade and hemodialysis. Toxic alcohol poisoning can be an elusive diagnosis. This review evaluates toxic alcohol poisoning signs and symptoms and an approach to diagnosis and management.


American Journal of Bioethics | 2016

Optimizing Military Human Subjects Protection and Research Productivity: The Role of Institutional Memory.

Michael D. April; Carolyn W. April; Steven G. Schauer; Joseph K. Maddry; Daniel Sessions; W. Tyler Davis; Patrick C. Ng; Joshua J. Oliver; Robert A. Delorenzo

responding promptly through conversation. While we see little benefit in the proposal to prioritize grant funded research, we are in support of many of Freed and colleagues’ proposals. We have proposed some feasible suggestions for consideration that are admittedly more logistically complex and would require greater, but reasonable, resources. We welcome the dialogue that Freed and colleagues have opened and we too look forward to improvements in the efficiency of the military IRB system.


Journal of Emergency Medicine | 2017

Sepsis Clinical Criteria in Emergency Department Patients Admitted to an Intensive Care Unit: An External Validation Study of Quick Sequential Organ Failure Assessment

Michael D. April; Jose Aguirre; Lloyd I. Tannenbaum; Tyler Moore; Alexander Pingree; Robert E. Thaxton; Daniel Sessions; James Lantry


American Journal of Emergency Medicine | 2013

Fatal dabigatran toxicity secondary to acute renal failure

Joseph K. Maddry; Mana Kouros Amir; Daniel Sessions; Kennon Heard


Journal of Medical Toxicology | 2014

A Comparison of Simulation-Based Education Versus Lecture-Based Instruction for Toxicology Training in Emergency Medicine Residents

Joseph K. Maddry; Shawn M. Varney; Daniel Sessions; Kennon Heard; Robert E. Thaxton; Victoria J. Ganem; Lee A. Zarzabal; Vikhyat S. Bebarta


Journal of Medical Toxicology | 2014

Wartime Toxicology: Evaluation of a Military Medical Toxicology Telemedicine Consults Service to Assist Physicians Serving Overseas and in Combat (2005–2012)

Joseph K. Maddry; Daniel Sessions; Kennon Heard; Charles Lappan; John McManus; Vikhyat S. Bebarta

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Joseph K. Maddry

San Antonio Military Medical Center

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Patrick C. Ng

San Antonio Military Medical Center

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Vikhyat S. Bebarta

University of Colorado Denver

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Kennon Heard

University of Colorado Denver

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Alex Koyfman

University of Texas Southwestern Medical Center

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Brit Long

San Antonio Military Medical Center

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Michael D. April

San Antonio Military Medical Center

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Robert E. Thaxton

San Antonio Military Medical Center

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William T. Davis

San Antonio Military Medical Center

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Carolyn W. April

University of Texas Health Science Center at San Antonio

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