Enterogastric reflux mimicking gallbladder disease: detection, quantitation and potential significance.

AJ Arroyo, JB Burns, WA Huyghe… - Journal of nuclear …, 1999 - Soc Nuclear Med
Visualization of enterogastric reflux (EGR) may be present during hepatobiliary imaging.
Reflux of bile may damage the gastric mucosa, altering its function, and cause such symptoms …

UAV technology and machine learning techniques applied to the yield improvement in precision agriculture

JA Arroyo, C Gomez-Castaneda, E Ruiz… - 2017 IEEE Mexican …, 2017 - ieeexplore.ieee.org
A model to estimate Nitrogen nutrition level in corn crops (Zea mays) is presented. The model
was based on the information provided by multi-spectral cameras in four bands (red, green…

Effective renal plasma flow determination using technetium-99m MAG3: comparison of two camera techniques with the Tauxe method

AJ Arroyo - Journal of nuclear medicine technology, 1993 - Soc Nuclear Med
Previous studies have suggested that by slight modification of the current formulas for iodine-131
( 131 I) orthoiodohippurate (OIH) effective renal plasma flow (ERPF) quantitation, …

Factors affecting the hepatobiliary excretion of 99mTc-MAG3: Its clinical significance in routine renography

AJ Arroyo, HB Semaan, KD Minkus… - Journal of nuclear …, 2003 - Soc Nuclear Med
Objective:Since the approval of mercaptoacetyltriglycine (MAG3) for routine clinical use, reports
have appeared about hepatobiliary excretion deleteriously affecting available diagnostic …

[HTML][HTML] Stent treatment or surgical closure for perforated duodenal ulcers: a prospective randomized study

JA Arroyo Vázquez, K Khodakaram, M Bergström… - Surgical …, 2021 - Springer
Background Perforated peptic ulcer is a life-threatening condition. Traditional treatment is
surgery. Esophageal perforations and anastomotic leakages can be treated with …

Gallbladder visualization on routine lung perfusion imaging

AJ Arroyo, TJ Jenkins, YP Patel - Clinical nuclear medicine, 1997 - journals.lww.com
Objective: Two routine lung SPECT studies showed what appeared to be uptake within the
gallbladder. This finding was confirmed on coronal views and three-dimensional …

Assessing nitrogen nutrition in corn crops with airborne multispectral sensors

JA Arroyo, C Gomez-Castaneda, E Ruiz… - Advances in Artificial …, 2017 - Springer
This paper presents a method to assess nitrogen levels, a nitrogen nutrition index (NNI), in
corn crops (Zea mays) using multispectral remote sensing imagery. The multispectral sensors …

Derived GFR (dGFR) Values from Technetium-99m-MAG3 Data: A Comparison with the 24-Hour Creatinine Clearance

AJ Arroyo, JB Burns, YP Patel - Journal of Nuclear Medicine …, 1996 - Soc Nuclear Med
Objective: Glomerular filtration can eliminate a substance only from the filtered fraction of the
renal plasma flow. Since that fraction normally is 20%, ERPF agents clear from the kidneys …

Bacterial colonization of the stomach and duodenum in a Swedish population with and without proton pump inhibitor treatment

JA Arroyo Vázquez, C Henning, PO Park… - JGH …, 2020 - Wiley Online Library
Background and Aim Microbial contamination of the abdominal cavity is a serious concern
during transgastric endoscopic interventions and perforations, particularly in patients who …

[HTML][HTML] Cation folding and the thermal stability limit of the ionic liquid [BMIM+][BF 4−] under total vacuum

JA Arroyo-Valdez, G Viramontes-Gamboa… - RSC …, 2021 - pubs.rsc.org
Molecular dynamics simulations reveal the behavior of the bimodal distribution of cation
conformations (folded/unfolded) in ionic liquids based on alkylated imidazoles, such as [BMIM+][…