Henry P Parkman
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Explore the profile of Henry P Parkman including associated specialties, affiliations and a list of published articles.
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Articles
243
Citations
5374
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Recent Articles
1.
Surjanhata B, Moshiree B, Lee A, McCallum R, Sarosiek I, Nguyen L, et al.
Neurogastroenterol Motil
. 2025 Mar;
:e70013.
PMID: 40033166
Introduction: Studies demonstrate an overlap of constipation with gastroparesis and functional dyspepsia, but the impact of treatments that target constipation on improving upper gastrointestinal (UGI) symptoms is unexplored. We quantified...
2.
Varghese C, Gharibans A, Foong D, Schamberg G, Calder S, Ho V, et al.
medRxiv
. 2025 Feb;
PMID: 39974083
Background: Chronic gastroduodenal symptoms arise from heterogenous gastric motor dysfunctions. This study applied multimodal physiological testing using gastric emptying scintigraphy (GES) with intragastric meal distribution (IMD) and Gastric Alimetry® body...
3.
Varghese C, Van Hove S, Schamberg G, Wu B, Poonawala N, Law M, et al.
medRxiv
. 2025 Feb;
PMID: 39973985
Background: Chronic neurogastroduodenal disorders are challenging to manage, with therapy often initiated on a trial and error basis. Prokinetics play a significant role in management, but responses are variable and...
4.
Parkman H, Anand R, Barrett A, Cooper R, Dadparvar S, Maurer A
Dig Dis Sci
. 2025 Feb;
PMID: 39971826
Introduction: Patients with symptoms of gastroparesis are assessed with gastric emptying scintigraphy (GES). However, patients may not eat the entire meal due to their symptoms. The aim of this study...
5.
Lee S, Arwani R, McNeilly S, Kunkel S, Dadparvar S, Maurer A, et al.
Neurogastroenterol Motil
. 2024 Nov;
37(2):e14968.
PMID: 39587807
Background: Although different gastric shapes are encountered in gastric emptying scintigraphy (GES), it is not known whether gastric shape is related to gastric emptying (GE) or symptoms. Aim: To investigate...
6.
Chen Y, Coyne K, Rodriguez D, Schulz A, Huh S, Kuo B, et al.
Neurogastroenterol Motil
. 2024 Nov;
37(1):e14960.
PMID: 39529442
Introduction: The American Neurogastroenterology and Motility Society Gastroparesis Cardinal Symptom Index-Daily Diary (ANMS GCSI-DD) is a patient-reported outcome (PRO) instrument for gastroparesis. This study evaluated the psychometric properties of the...
7.
El Halabi M, Arwani R, Rao S, Parkman H
J Clin Gastroenterol
. 2024 Nov;
PMID: 39495803
Introduction: Brain fog (BF) is a term used to describe difficulties with concentration, memory, and overall mental clarity. Links of BF to chronic fatigue syndrome and COVID-19 have been described,...
8.
Takakura W, Surjanhata B, Nguyen L, Parkman H, Rao S, McCallum R, et al.
Clin Transl Gastroenterol
. 2024 Sep;
15(9):e1.
PMID: 39320959
Introduction: Pharmacologic therapies for symptoms of gastroparesis (GP) have limited efficacy, and it is difficult to predict which patients will respond. In this study, we implemented a machine learning model...
9.
Lee S, Barrett A, Silver P, Parkman H
Gastro Hep Adv
. 2024 Aug;
3(1):48-54.
PMID: 39132189
Background And Aims: Patients with health-related social needs (HRSNs) experience barriers to health care services. To identify areas of intervention, we need to understand the impact of HRSN in patients...
10.
Ifrah A, Kanaparthi J, Fromer R, Gayner A, Maurer A, Dadparvar S, et al.
Dig Dis Sci
. 2024 Aug;
69(10):3875-3881.
PMID: 39095566
Introduction: Whole gut transit scintigraphy (WGTS) can detect delayed colonic transit (CT), different types of CT delays, and assess upper GI tract transit. Aim: To delineate the frequency of different...