DELIRIUM IN THE PICU ALLISON M. CHUNG, PHARM.D., BCPPS, BCPS, FCCP

Transcription

1 DELIRIUM IN THE PICU ALLISON M. CHUNG, PHARM.D., BCPPS, BCPS, FCCP Associate Professor Auburn University Harrison School of Pharmacy Adjunct Professor University of South Alabama, Children and Women s Hospital

2 DISCLOSURE I have nothing to disclose concerning possible financial or personal relationships with commercial entities that may have a direct or indirect interest in the subject matter

3 OBJECTIVES Compare and contrast the differences and challenges of pediatric delirium versus adult delirium Summarize current research on pediatric delirium Discuss the limitations of pediatric delirium scales Present current retrospective delirium assessment study

4 ADULTS VS PEDS Size/weight Development Communication Adverse events Drug response Pharmacokinetics

5 PEDIATRIC BRAIN Combination of resiliency and vulnerability Response to oxygen deprivation vary Different cytokine release Silver et al. Am J Psychiatry 2010;167(10):1172

6 DELIRIUM IN PEDIATRICS

7 CHALLENGES Pediatric brain Recognition is difficult and many variables Variable frequency or incidence (5%-66%) No clear definition in PICU patients Risk factors No standardized, universally accepted screening tool Ability to interact or communicate with pediatric patients Benzodiazepine use Schieveld JNM et al. Intensive Care Med 2007;33:1003 Silver et al. Am J Psychiatry 2010;167(10):1172

8 WHAT DOES DELIRIUM IN PICU DO? Increased length of PICU stay Post-traumatic symptoms eg) delusional memories Neurocognitive Residual perceptual motor and behavioral problems Morbidity and mortality

9 GUIDELINES

10 CURRENT LITERATURE NO randomized, double blind controlled trials Retrospective reviews Case series or studies Joyce et al. J Child Adolesc Psychopharmacol 2015;25(9):666

11 TREATMENT

12 NONPHARMACOTHERAPY Always try nonpharmacotherapy first!! Optimizing sleep sleep-wake cycle Minimize noise Lights on only daytime Cognitive stimulation Early mobilization or rehab

13 PHARMACOTHERAPY Benzodiazepine Dexmedetomidine Antipsychotics: Queitiapine Riperidone Haloperidol Ketamine Melatonin

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15 DELIRIUM IN PATIENTS IN THE PICU WHO RECEIVED QUETIAPINE Melanie Whitmore, Pharm.D. Candidate 2019 Auburn University Harrison School of Pharmacy

16 DETECTING DELIRIUM The use of a screening tool could circumvent some of the negative outcomes associated with delirium if delirium is correctly identified and treated Objectively describe the clinical improvement when treated with an antipsychotic Provide accurate monitoring to warrant the discontinuation of the antipsychotic The five scales utilized in this study are: Pediatric Confusion Assessment Method for the Intensive Care Unit (pcam-icu) Preschool Confusion Assessment Method for the Intensive Care Unit (pscam-icu) Pediatric Anesthesia Emergence Delirium Scale (PAED) Cornell Assessment for Pediatric Delirium (CAPD) Vanderbilt Assessment for Delirium in Infants and Children (VADIC) Each scale has been previously validated in the pediatric population

17 DELIRIUM RATING SCALES pcam-icu Assesses four core parameters of delirium as defined by the DSM-V For verbal and non-verbal children Validated in children > 5 y/o Requires patient interaction pscam-icu Assesses four core parameters of delirium as defined by the DSM-V Validated in children from 6 months 5 years Requires patient interaction

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20 DELIRIUM RATING SCALES, CONTINUED CAPD Observational Validated in children of all ages, including those with developmental delay Uses eight items that correlate with the DSM-V diagnostic criteria plus psychomotor symptoms Designed to detect hypoactive delirium PAED Observational Specific for emergence delirium associated with the use of anesthesia Rating from not at all to extremely for behaviors, including eye contact, purposefulness of actions, awareness, restlessness, and consolability VADIC Observational and patient interaction elements Highlights key features of delirium Encourages family involvement Can be modified for the age and developmental status of the child

21 CAPD

22 PAED

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24 OBJECTIVES Primary: Describe the change in delirium from pre-treatment to posttreatment with quetiapine. Secondary: Compare and contrast the usability of the different rating scales in the PICU and their retrospective validity in determining delirium in patients who were already treated for delirium.

25 METHODS Retrospective analysis Patients identified using electronic medical record from USA Children and Women s PICU and Le Bonheur Children s Hospital Inclusion criteria: Age 0 18 Received quetiapine in the last 5 years Admitted to the PICU Evolving study: Will likely expand retrospective search to include all antipsychotics

26 METHODS Data Collected and Evaluated Includes: Quetiapine dose utilized Pain scores/ FLACC Scores/ Glascow Coma Scores Disturbances in sleep Presence of combativeness and/or agitation Fluctuations in mental status Agitation and combativeness Inability to soothe or console

27 METHODS Subjective data will be evaluated based on presenting symptoms of delirium pre- and post- quetiapine use Objective data will be compared using various parameters pre- and postquetiapine administration, including: Blood pressure Heart rate Electrocardiogram results Blood glucose

28 METHODS All applicable data collected will be utilized in each of the delirium scales The results of each of the five delirium scales will be interpreted and compared The ease of use of each of the scales will be evaluated and the differences between the scales will be assessed

29 DATA COLLECTION PROGRESS Current data collection from USA Children and Women s Hospital: Number of Patients 10 Average Patient Age 2.3 years Average Quetiapine Dose 14.7 mg Average Duration of Quetiapine 29 days

30 END GOAL Increase awareness of pediatric delirium in the critically ill population Establish a delirium protocol to improve detection and treatment of delirium

31 REFERENCES Silver G, et al. Delirium screening anchored in child development: The Cornell Assessment for Pediatric Delirium. Palliat Support Care Aug; 13(4): Gangopadhyay M, et al. Development of the Vanderbilt Assessment for Delirium in Infants and Children to Standardize Pediatric Delirium Assessment by Psychiatrists. Psychosomatics. 2017: 58: Smith HAB, et al. Diagnosing delirium in critically ill children: Validity and reliability of the Pediatric Confusion Assessment Method for the Intensive Care Unit. Crit Care Med Jan. 39(1):