Also found in: Acronyms.

hallucinogen persisting perception disorder



Distorted sensory experiences (usually hallucinatory visual perceptions) that occur in those with a long history of illicit drug use.
Medical Dictionary, © 2009 Farlex and Partners

Hallucinogen persisting perception disorder (HPPD)

The recurrence of LSD effects after the drug experience has ended.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
High correlations were found between related predictors in the following measures (p < .05): (1) staffing: licensed hours and total HPPD (r = 0.82); (2) clinical processes: patients with admission risk assessment and patients at risk with prevention protocol implemented at the time of study (r = 0.85); and (3) RN education: years of nursing experience and age (r = 0.76).
HPPD is a recognised condition described in DSM V and DSM IV with a diagnostic code 292.89.
The budgeted total HPPD worked for the NICU were 12.73 and the actual total HPPD worked were 14.27.
Krasnow that HPPD belongs within our differential diagnosis for photopsia and regret omitting it from our article.
(b) C, acetaminophen; D, ANIT; E, phenobarbital; F, Wy-14, 643; HPPD, 4-hydroxyphenylpyruvate dioxygenase.
Two long-term effects reported by former users are psychosis and hallucinogen persisting perception disorder (HPPD).
Soule and Dobson's study (1992) looked at the correlation between salary expenses PPD (SEPPD) and HPPD in controlling costs.
Alkyl/aryl p-phenylenediamines are commercially the most important PPDs due to the prevalence of HPPD in tires.
As a dad of 3 kids (ages 8, 6, and 3) I feel the Board can use the input of someone who has kids who are active in the HPPD programs and play in the parks.
In a retrospective, cross-sectional observational study, Lake, Shang, Klaus, and Dunton (2010) examined nursing staffing and patient falls using 2004 National Database of Nursing Quality Indicators data; they found a negative association between RN hours per patient day (HPPD) and falls, as well as a positive association between nursing assistant HPPD and patient falls.