User profiles for Lawrence Richer

Lawrence Richer MD, MSc

University of Alberta
Verified email at ualberta.ca
Cited by 2419

Drugs for the acute treatment of migraine in children and adolescents

L Richer, L Billinghurst, MA Linsdell… - Cochrane Database …, 2016 - cochranelibrary.com
Background Numerous medications are available for the acute treatment of migraine in
adults, and some have now been approved for use in children and adolescents in the …

Clinical risk score for persistent postconcussion symptoms among children with acute concussion in the ED

…, M Vassilyadi, T Klassen, M Keightley, L Richer… - Jama, 2016 - jamanetwork.com
Importance Approximately one-third of children experiencing acute concussion experience
ongoing somatic, cognitive, and psychological or behavioral symptoms, referred to as …

Epileptiform abnormalities in children with attention-deficit-hyperactivity disorder

LP Richer, MI Shevell, BR Rosenblatt - Pediatric neurology, 2002 - Elsevier
The proportion of children with attention-deficit-hyperactivity disorder and epileptiform
abnormalities is compared with an historic control group of normal school-aged children. The …

Canadian cardiovascular society position statement on postural orthostatic tachycardia syndrome (POTS) and related disorders of chronic orthostatic intolerance

SR Raj, JC Guzman, P Harvey, L Richer… - Canadian Journal of …, 2020 - Elsevier
The current definition of postural orthostatic tachycardia syndrome (POTS) dates back to a
small case series of patients with a subacute illness who presented with excessive orthostatic …

Tic versus TAC: differentiating the neuralgias (trigeminal neuralgia) from the cephalalgias (SUNCT and SUNA)

J VanderPluym, L Richer - Current pain and headache reports, 2015 - Springer
Trigeminal neuralgia, short-lasting unilateral neuralgiform headache attacks with conjunctival
injection and tearing (SUNCT) and short-lasting unilateral neuralgiform headache attacks …

Diagnostic profile of neonatal hypotonia: an 11-year study

LP Richer, MI Shevell, SP Miller - Pediatric neurology, 2001 - Elsevier
The profile of disorders presenting with neonatal hypotonia to the neonatal intensive care
unit has not been studied previously. An 11-year retrospective cohort study of neonates, who …

Assessing the efficacy and safety of hydroxychloroquine as outpatient treatment of COVID-19: a randomized controlled trial

…, B Stewart, M Yaskina, L Metz, L Richer… - … Open Access Journal, 2021 - cmajopen.ca
Background: Identification of therapies to prevent severe COVID-19 remains a priority. We
sought to determine whether hydroxychloroquine treatment for outpatients with SARS-CoV-2 …

Treatment of children with migraine in emergency departments: national practice variation study

LP Richer, K Laycock, K Millar, E Fitzpatrick… - …, 2010 - publications.aap.org
OBJECTIVE: Children with migraine may present to an emergency department (ED) when
outpatient management has failed; however, only limited research has examined migraine-…

[HTML][HTML] A double-blind, placebo-controlled intervention trial of 3 and 10 mg sublingual melatonin for post-concussion syndrome in youths (PLAYGAME): study …

…, D Johnson, MD Hill, J Buchhalter, B Turley, L Richer… - Trials, 2014 - Springer
Background By the age of sixteen, one in five children will sustain a mild traumatic brain injury
also known as concussion. Our research found that one in seven school children with mild …

Association between early return to school following acute concussion and symptom burden at 2 weeks postinjury

…, T Klassen, M Keightley, L Richer… - JAMA network …, 2023 - jamanetwork.com
Importance Determining how the timing of return to school is related to later symptom burden
is important for early postinjury management recommendations. Objective To examine the …