Publications by authors named "Guarisco J"

Peritonsillar abscess (PTA) is a common occurrence in adult patients, and an important question in such often-seen disease processes is whether we are treating these patients effectively, efficiently, and economically. We sought to determine if a diagnostic computed tomography (CT) scan was associated with a difference in clinical intervention in adult patients with PTA and if CT was associated with delaying this intervention. We conducted a retrospective case-control study examining therapeutic interventions in adults with PTA.

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In this retrospective case series, we report clinical factors associated with pediatric peritonsillar abscess (PTA), with hopes of contributing to the design of an evidenced-based, economic treatment approach. Charts were examined for presenting symptoms and signs. Each of these were analyzed for association with the presence of PTA and for association with treatment.

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Background: Pain management is one of the most common reasons patients visit the emergency department. Understanding the contributions of emergency medicine-and specifically Ochsner Health System's emergency providers-to the opioid crisis is important. Benchmark prescribing data indicated that Ochsner Health System emergency medicine providers' opioid prescription rates were significantly higher than the national average in emergency medicine.

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We describe the investigation of two temporally coincident illness clusters involving salmonella and Staphylococcus aureus in two states. Cases were defined as gastrointestinal illness following two meal events. Investigators interviewed ill persons.

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Neonatal nasal septal deviations can occur as a result of trauma in utero or during birth. They are associated with significant clinical implications, including respiratory distress and failure to thrive. The incidence and classification of these deformities are varied in the otolaryngology literature.

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Importance: There is not a consensus on the best diagnostic algorithm for children with a potential peritonsillar abscess. The association of computed tomographic (CT) scanning in children with a pertonsillar abscess and intervention chosen by the treating physician, or the potential delay of treatment associated with such imaging, has not yet been explored.

Objectives: To determine if use of a CT scan is associated with a difference in clinical intervention for peritonsillar abscess and to determine if use of a CT scan is associated with delay of this intervention.

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Velopharyngeal insufficiency (VPI) is an uncommon pediatric disorder often associated with congenital syndromes. After speech therapy, surgery is the standard management. Many surgical approaches to VPI repair have been reported and the complications of these procedures are well documented.

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Objectives: To identify factors associated with efficient operating room work flow on high volume pediatric otolaryngology days and the effects on provider and perceived parent satisfaction.

Methods: Retrospective review was performed of a sample of 20 days with greater than 10 cases per day performed by a pediatric otolaryngologist operating in 2 rooms. Turnover time and complications were the main outcome measures.

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Objective: To determine the efficacy of topical mitomycin and stenting in patients that have undergone endoscopic repair of choanal atresia.

Methods: Retrospective review of 37 endoscopic operations on pediatric patients for choanal atresia.

Results: Twenty-six sides were operated on in 17 patients; 37 total operations were performed.

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Context: In 2008, a lightning strike caused a leak of tert-butyl mercaptan from its storage tank at the Gulf South Natural Gas Pumping Station in Prichard, Alabama. On July 27, 2012, the Alabama Department of Public Health requested Centers for Disease Control and Prevention epidemiologic assistance investigating possible health effects resulting from airborne exposure to mercaptan from a contaminated groundwater spring, identified in January 2012.

Objective: To assess the self-reported health effects in the community, to determine the scope of the reported medical services received, and to develop recommendations for prevention and response to future incidents.

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Background/purpose: Children and adolescents with airway stenosis pose a clinical challenge. Recently, balloon dilation has been described, primarily for the treatment of early, immature, less severe airway stenosis. We describe our experience with 8 children and adolescents managed with balloon dilation, including severe, mature subglottic and tracheal stenosis.

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Branchial cleft anomalies are congenital remnants of the embryologic branchial clefts persisting past the embryo stage. Most occur singly and sporadically, though syndromic associations are described. Multiple branchial cleft anomalies coincident in the same patient are exceptionally rare, and rarer still are peripheral dermal sinus tracts on the extremities, with one prior documented case.

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This study examined whether pro-2-PAM, a pro-drug dihydropyridine derivative of the oxime 2-pralidoxime (2-PAM) that can penetrate the brain, could prevent or reverse the central toxic effects of three nerve agents; sarin, cyclosarin, and VX. The first experiment tested whether pro-2-PAM could reactivate guinea pig cholinesterase (ChE) in vivo in central and peripheral tissues inhibited by these nerve agents. Pro-2-PAM produced a dose-dependent reactivation of sarin- or VX-inhibited ChE in both peripheral and brain tissues, but with substantially greater reactivation in peripheral tissues compared to brain.

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Organophosphorus compounds (OPs) are potent inhibitors of acetylcholinesterase (AChE). Treatment for OP poisoning is by administration of atropine sulfate, an oxime, and diazepam. Oximes such as 2-PAM are used to reactivate OP-inhibited AChE so as to restore normal enzymatic function and serve as a true antidote.

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Caustic ingestion is a serious medical problem with a variety of clinical presentations and a complicated clinical course. This article reviews the epidemiology and pathophysiology of caustic ingestion as well as the most current approaches to diagnosis and treatment. Finally, a recent case will be presented that highlights the difficulty this problem poses to a medical team.

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The extreme sensitivity of turkeys to aflatoxin B(1) (AFB(1)) is associated with efficient hepatic cytochrome P-450 (P450)-mediated bioactivation, and deficient glutathione S-transferase (GST) mediated detoxification. Butylated hydroxytoluene (BHT) protects against AFB(1) toxicity in turkeys through mechanisms that include competitive inhibition of P450-mediated AFB(1) bioactivation. To test whether dietary BHT alters hepatic AFB(1)-DNA adduct formation, excretion, and bioavailability of AFB(1)in vivo, turkeys were given diets with BHT (4000ppm) for 10 days, given a single oral dose of [(3)H]-AFB(1) (0.

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Objective: We sought to evaluate the role and efficacy of intraoperative fistulograms in visualizing branchial apparatus (fistula/sinus) abnormalities in the pediatric age group (3 months-12 years).

Methods: This was a retrospective analysis of 20 pediatric patients who underwent fistula and/or sinus excision during a period of 18 years (1988-2006).

Results: The male:female ratio was 11:9.

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Purpose: To compile information regarding obstructive subglottic lesions in children, including anatomy, pathogenesis, prevention, evaluation, and treatment options, required for implementation of a multi-faceted treatment plan.

Method: Review of the literature.

Conclusions: Although they are infrequent, obstructive subglottic lesions pose significant challenges to treating physicians, from airway management and injury prevention to decannulation and voice rehabilitation.

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Chemoprevention of toxicoses and/or cancer through the use of nutrients or pharmacologic compounds is the subject of intense study. Among the many compounds examined, food additives such as antioxidants are being considered due to their ability to reduce disease formation by either induction or inhibition of key enzyme systems. One such compound, butylated hydroxytoluene (BHT), has been found to protect against cancer formation caused by exposure to aflatoxin B1 (AFB1) in rodents.

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For the past century, standard (total) tonsillectomy has been the preferred method for treating illness resulting from tonsillar infection and hypertrophy. With the advent of antibiotics, however, more cases of tonsillitis are treated medically. As a result, tonsillectomies are being performed less frequently for infection than for obstructive symptoms associated with tonsillar hypertrophy and sleep-disordered breathing.

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Objective: To determine if serum levels of CIT (a nonprotein amino acid synthesized by the intestine) correlate with total parenteral nutrition (PN)-independence in children with short bowel syndrome (SBS).

Study Design: We prospectively obtained serum amino acid profiles over a 24-month interval from all infants with SBS 3 weeks to 4 years of age. Remaining small intestine length was recorded at surgery, and percent enteral calories tolerated (enteral calories divided by enteral plus parenteral calories x 100) was determined in 24 infants with SBS and 21 age-matched controls (blood drawn for non-gastrointestinal symptoms).

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Hemifacial microsomia is the second most common congenital facial anomaly, second only to cleft lip and palate. While its precise etiology is not yet known, it is likely caused by a disruption in the development of the first two branchial arches early in embryologic development. The resulting phenotype is one of varying degrees of unilateral hypoplasia of the mandible, ear deformity, and macrostomia.

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Objective: To describe partial adenoidectomy using a powered microdebrider and review the experience with the procedure.

Study Design: Prospective study and review.

Methods: To perform a power-assisted partial adenoidectomy, the surgeon directs the window in the microdebrider blade tip toward the tissue, which is drawn in by suction; the rotating blade then shaves the tissue.

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Objective: To confirm our clinical impression that the powered microdebrider is superior to curettes for performing partial adenoidectomy (removal of the superior one half to three fourths of the adenoid pad).

Design: Observational study of 100 children undergoing partial adenoidectomy with the powered microdebrider compared with 40 children undergoing conventional partial adenoidectomy with curettes.

Setting: Private and public tertiary care centers.

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