1.Detection of a Serratia sarumanii outbreak in neonatal intensive care units using SaTScan and whole genome sequencing, Philippines, 2022
Giselle V Godin ; Sonia B Sia ; Ferissa B Ablola ; June M Gayeta ; Marietta L Lagrada ; Polle Krystle V Macaranas ; Agnettah M Olorosa ; Janziel Fiel Palarca ; Manuel C Jamoralin, Jr ; June Janice Borlasa ; Ma Fe Laren B Gacho ; Rica Marie B Andico ; Ida Marrione Q Arriola ; Jo-Anne J Lobo ; Melanie B Adolfo ; Jessica Anne A Dumalag ; Joel T Gallardo ; Ma Delta S Aguilar ; Allyne M Aguelo ; Charlotte V Bañ ; es ; Genelynne J Beley
Western Pacific Surveillance and Response 2026;17(1):13-21
Objective: This study aimed to demonstrate the benefits of using SaTScan (Boston, MA, USA), a cluster-detection software programme, and whole genome sequencing to investigate a suspected outbreak of Serratia marcescens infections in a tertiary government hospital in the southern Philippines. The hospital is part of the national Antimicrobial Resistance Surveillance Program’s network of sentinel sites.
Methods: The investigation followed national outbreak investigation protocols. In May 2022, when evaluation of daily hospital laboratory census data revealed an increase in the number of Serratia species in the hospital, an alert was triggered. A concurrent, routine SaTScan analysis of the hospital’s surveillance data by the Antimicrobial Resistance Surveillance Reference Laboratory confirmed a cluster of cases. The Reference Laboratory requested isolates from clinical specimens from the hospital for confirmation of bacterial identification, antimicrobial susceptibility testing and whole genome sequencing.
Results: Six isolates were submitted for genomic analysis, two of which were from the identified cluster. Although originally identified as S. marcescens, five of the isolates were subsequently confirmed as S. sarumanii. Phylogenetic analysis showed that the two isolates from the cluster were closely related and belonged to the same clade, which may suggest a common source. Three antimicrobial resistance genes were identified, but their phenotypic expression was limited, with one isolate exhibiting resistance mechanisms.
Discussion: This study highlighted the utility of SaTScan for the early detection of potential disease outbreaks. The use of whole genome sequencing enhanced the investigation by enabling the analysis of potential transmission pathways at the genetic level, identification of the outbreak source and the detection of novel species.
2.Clinical profile and outcomes of patients with chronic kidney disease on chronic hemodialysis hospitalized for acute coronary syndrome in a tertiary public hospital in the Philippines.
Jerahmeel Aleson L. Mapili ; Cecileen Anne M. Tuazon ; Paul Anthony O. Alad ; John Christopher A. Pilapil ; Bianca M. Velando ; Azel Paolo T. Bondoc ; Lloyd Christopher S. Lim ; Marie Aisen Kathrina B. Cabujat-Bumanglag ; Vincent Anthony S. Tang ; Janice Jill K. Lao ; John C. Anonuevo
Acta Medica Philippina 2026;60(4):24-34
INTRODUCTION
Acute coronary syndrome (ACS) and end-stage renal disease (ESRD) are both prevalent globally. The diagnosis and management of ACS in ESRD is difficult because the interplay of cardiovascular and renal disease is complicated. The guidelines for ACS may not be applicable to the ESRD population because the trials from which these are drawn mostly excluded ESRD patients.
OBJECTIVETo determine the clinical profile and outcomes of CKD patients on dialysis admitted for ACS in the Philippine General Hospital (PGH).
METHODSWe did a retrospective cohort study and employed a retrospective review of electronic medical records among ESRD patients presenting with ACS in PGH from May 2021 to November 2023. The collected data was analyzed using univariate and bivariate statistics using PRISM software.
RESULTSA total of 48 patients with ESRD were admitted for ACS in this study – 8 with STEMI and 40 with NSTEMI. The mean age was 61 years old and 33 (68.8%) were male. Among those with STEMI, six (75%) presented with Kilip II or more. While among those with NSTEMI, 17 (42.5%) had a GRACE score >140 and 27 (67.5%) had an NSTEMI TIMI risk score >2. On average, the patients were on hemodialysis for 31 months prior to admission. The most common comorbidities were hypertension (91.7%) and heart failure (83.3%). On admission, 18 (37.5%) presented with SBP >160, 7 (14.6%) patients presented with shock, and 4 (8.3%) patients presented with cardiac arrest. 38 (79.2%) patients had anemia on admission. 21 (43.8%) patients had left ventricular hypertrophy on electrocardiogram while 34 (70.8%) patients had cardiomegaly on chest radiography. The average left ventricular ejection fraction on echocardiogram was 46% and 27 (90%) patients had segmental wall motion abnormalities. The most common angiographic finding was 3-vessel coronary artery disease seen in 50% of patients. Almost all patients received dualantiplatelet therapy, high dose statin, and beta-blocker. The mortality rate was high at 43.8% with cardiovascular causes being the most common cause of death.
CONCLUSIONThis study demonstrates the high mortality rate among patients with ESRD presenting with ACS. Our study portrays that patients with ESRD present with higher risk features including abnormalities in vital signs, laboratories, imaging, high prognostications score, and high in-hospital morbidity.
Human ; Kidney Failure, Chronic ; End-stage Renal Disease ; Acute Coronary Syndrome ; Myocardial Infarction
3.Spontaneous hemarthrosis following prophylactic enoxaparin therapy in a patient with chronic kidney disease and COVID-19: A case report.
Mark Andrian O. YANO ; Geraldine T. ZAMORA ; Karen Anne L. CLARIDAD
Acta Medica Philippina 2026;60(4):97-100
Knee pain is a common clinical complaint with a broad differential diagnosis. In critically ill patients, acute monoarticular pain and swelling typically raise concern for septic arthritis. However, alternative etiologies such as crystal-induced arthritis, trauma, and hemarthrosis must also be considered.
This report presents a rare case of spontaneous hemarthrosis in a patient receiving prophylactic enoxaparin. Although uncommon, spontaneous hemarthrosis is a significant complication of anticoagulation therapy, particularly with low molecular weight heparins (LMWH) like enoxaparin.
Human ; Male ; Aged: 65-79 Yrs Old ; Hemarthrosis ; Covid-19 ; Enoxaparin
4.Cross-sectional study on health-seeking behavior and barriers to perceived usability of medication tracker among middle-aged adults in a community in Marikina City.
Angeli T. Vasquez ; Angela Renee V. Tenorio ; Winlaure Minda M. Tenorio ; Denise Marie Dominique Q. Uy ; Criszella R. Valentino ; John Benedict E. Ventura ; Jorel L. Santos ; Tristan Jourdan C. Dela Cruz
Acta Medica Philippina 2026;60(5):26-37
BACKGROUND AND OBJECTIVES
Technological advancements are reshaping healthcare, particularly through mobile health (mHealth) applications that aid chronic disease management. Medication tracking apps, such as Simpill, have shown potential in improving outcomes for conditions like hypertension. However, disparities in digital literacy and concerns related to technology acceptance and privacy may hinder effective use. Grounded in the principles of the Design Thinking approach, this study sought to evaluate the relationship between health-seeking behavior (HSB), perceived barriers (PB), and the perceived usability (PU) of Simpill among middle-aged hypertensive adults. The research aimed to capture not only measurable associations but also to inform future app development through a user-centered lens that prioritizes empathy and real-world usability.
METHODSA quantitative, descriptive-correlational research design was employed to assess respondents’ HSB, PB, and PU related to Simpill. The study was guided by core phases of the Design Thinking framework, particularly empathize and define, to ensure a deep understanding of user needs and usability constraints. Data were collected using a four-part, researcher-modified questionnaire administered to 138 purposively selected middle-aged adults (30–59 years old) residing in Barangay Industrial Valley, Zone 6, Marikina City, Philippines. All participants had a confirmed diagnosis of hypertension. Correlational analyses, including Kendall’s Tau B, were conducted to examine relationships among the variables. The integration of Design Thinking informed the development and interpretation of questionnaire items, aligning them with real-world challenges experienced by the target users.
RESULTSThe study investigated the relationship between HSB, PB, and the PU of Simpill among 138 middle-aged hypertensive individuals. Most respondents were female (55.8%), aged 50–59 (47.8%), and employed in non health-related sectors (95.7%). HSB levels were gene rally high (mean = 3.23), particularly in actively seeking health information, while lower engagement was noted in routine vital sign monitoring. PB were moderate (mean = 2.06), with unfamiliarity with the application cited as a common issue. PU was also rated as moderate (mean = 2.80), although ease of use received a low score (mean = 1.99). A weak positive correlation was found between HSB and PU (Kendall’s Tau B = 0.123, p = 0.049), while a moderate negative correlation existed between PB and PU (Tau B = -0.402, p < 0.001). These findings reflect insights derived from the Design Thinking "empathize" phase, suggesting that while proactive health behaviors may modestly support app engagement, unresolved user pain points—such as poor usability and lack of familiarity—remain significant obstacles to adoption. The results underscore the importance of moving to the "ideate" and "prototype" phases, where such user insights can directly shape the redesign and improvement of mHealth tools.
CONCLUSIONThe study identified a high level of health- seeking behavior, reflecting the respondents’ engagement with their health and openness to guidance, consistent with the user-empathy foundation of Design Thinking. Moderate perceived barriers highlight existing challenges in technology adaptation, particularly among those who prefer traditional methods. The moderate PU rating of Simpill, especially in terms of ease of use, suggests the app’s current design does not fully align with user capabilities or expectations. In line with Design Thinking principles, particularly user-centered innovation, the findings emphasize the need to involve users in iterative co-design processes to improve mHealth solutions. Addressing perceived barriers through enhanced digital literacy, usability testing, and interface refinement could substantially boost app acceptance and effectiveness in real-world settings.
Human ; Hypertension ; Mobile Applications ; Health Behavior ; User-centered Design
5.Bursts beneath the surface: Using the electrocardiogram as a blueprint to arrhythmogenesis.
Jose Donato A. MAGNO ; Michael Joseph F. AGBAYANI ; Jerome Joseph T. GALEON ; Amraphel L. NICOLAS ; Peter Carlo M. NIERRAS
Philippine Journal of Cardiology 2026;54(S1):82-84
The surface electrocardiogram (ECG) can provide many clues to a patient’s underlying medical condition or tendency for arrhythmogenesis. An 80-year-old man with severe aortic stenosis and an implantable cardioverter-defibrillator (ICD) for advanced heart block presented with burping, chest discomfort and intermittent pounding sensations. His ECG showed atrial fibrillation with intermittent ventricular pacing at 60 bpm characterized by irregularly irregular rhythm, absent P waves, narrow intrinsic QRS complexes alternating with wide-paced beats (left bundle branch block [LBBB] morphology, superior axis) and visible pacing spikes. Device interrogation revealed ventricular tachycardia (VT) storm with multiple appropriate ICD shocks explaining his pounding sensations. This report highlights two key teaching points: recognizing atrial fibrillation during ventricular pacing—a frequently missed diagnosis affecting nearly half of patients with pacemakers—and managing VT storm to reduce shock burden. After device reprogramming and antiarrhythmic adjustment, the patient became asymptomatic.
Human ; Male ; Aged: 65-79 Yrs Old ; Thorax ; Teaching ; Tachycardia, Ventricular ; Electrocardiography ; Atrial Fibrillation ; Bundle-branch Block ; Constriction, Pathologic
6.Factors associated with mealtime behaviors among Filipino children aged 3–11 years old diagnosed with autism spectrum disorder using the Filipino version of the Brief Autism Mealtime Behavior Inventory (BAMBI) questionnaire: a cross-sectional study
Carolyn Grace T. Madariaga ; Ermenilda L. Avendañ ; o ; Maria Fatima D. Chiong-Boniol
The Philippine Children’s Medical Center Journal 2025;21(1):56-85
:
This study aimed to identify risk factors associated with problematic mealtime behaviors in Filipino children aged 3-11 years diagnosed with ASD and to validate the Filipino-translated Brief Autism Mealtime Behavior Inventory (BAMBI) for clinical use. The study examined demographics, socioeconomic status, and clinical characteristics of children with ASD in relation to feeding difficulties.
MATERIALS AND METHODS:
A cross-sectional study was conducted with 166 caregivers of Filipino children with ASD at the Philippine Children’s Medical Center. The BAMBI questionnaire, translated and validated into Filipino, was administered among patients evaluated under the Section of Neurodevelopmental Pediatrics. Content validity was established through neurodevelopmental pediatric experts, while face validity was achieved with feedback from 17 caregivers during the pilot test. Descriptive statistics and logistic regression were performed to identify the factors.
RESULTS:
The Filipino-translated BAMBI demonstrated good content and face va- lidity based on reviews and pilot testing. The tool showed acceptable internal consistency with a Cronbach’s alpha of 0.75, indicating good reliability. Seventy-seven percent (77%) of participants scored above the threshold for problematic mealtime behaviors, with multivariate analysis revealing a significant association between these behaviors and sensory sensitivities (OR = 3.0, 95% CI: 1.2 to 7.3, p = 0.0150). Additional factors, such as dietary habits and family structure, also showed trends toward significance but did not reach statistical significance.
CONCLUSIONS AND RECOMMENDATIONS
This study validates the Filipino BAMBI as a reliable tool for assessing mealtime behaviors in children with ASD, highlighting the high prevalence of feeding problems in this population. Sensory sensitivities emerged as a significant factor contributing to problematic mealtime behaviors, underscoring the importance of incorporating sensory processing strategies in interventions. Further research should explore other contributing factors, such as dietary habits and family dynamics, to develop more comprehensive, tailored interventions for children with ASD and their families.
Autism spectrum disorder
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mealtime behaviors
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feeding difficulties
;
BAMBI
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parent questionnaire
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risk factors
7.From observation to engagement: A reflexive account of researching widowhood
Jodie Maurizia T. Mendoza ; Agatha L. Antiporda ; Emmanuel Thomas C. Batol ; Bea Kiara D. De los santos ; Rosselle H. Enriquez ; Christine Joy S. Iratay ; Andreb M. Mariazeta ; Katelyn Nikae P. Petate ; Allyssa Katrina M. Villanueva ; Lorenzo I. Zorrila
Philippine Journal of Nursing 2025;95(1):110-112
8.The impact of shared decision making on decisional readiness and satisfaction among chronic kidney disease patients on hemodialysis at Southern Isabela Medical Center
Marisol Z. Ugalino ; Jason T. Suquilla ; Jessie L. Guimbatan
The Filipino Family Physician 2025;63(1):104-111
BACKGROUND
Chronic Kidney Disease (CKD) patients often face critical treatment decisions that significantly affect their quality of life, making Shared Decision-Making (SDM), a collaborative approach between patients and healthcare providers, an essential component of patient-centered care.
OBJECTIVEThis study aimed to investigate the impact of SDM on decisional readiness and patient satisfaction among CKD patients undergoing hemodialysis (HD) at Southern Isabela Medical Center (SIMC).
METHODAn analytical cross-sectional design was utilized. The Tagalog Version of SDM Q-9 questionnaire, Decision survey and CSAT survey tool were given to HD patients of SIMC from September – October 2024. Descriptive statistics, Pearson product-moment correlation and chi square test were used to report and analyze data.
RESULTSOne hundred eight (108) CKD patients on HD were included in the study. Shared decision-making score was high and overall satisfaction on health services was outstanding. Higher decisional readiness was associated with greater odds of reporting outstanding satisfaction (OR = 3.47, 95% CI: 2.563–4.688, p = 0.009). There was no significant association between patient satisfaction and SDM (r= 0.111, p =0.253.). Shared decision-making had a significant but weak positive correlation with decisional readiness (r =0.2043, p 0.035).
CONCLUSIONThis study showed that fostering SDM positively enhances patients’ preparedness to make healthcare decisions. Decisional readiness is strongly associated with patient satisfaction, as confident patients are more likely to be satisfied with their care. The findings underscore the need for improved patient education to boost decisional readiness and support ongoing SDM practices. Integrating SDM into clinical workflows is essential to advancing patient-centered care and improving health outcomes for CKD patients undergoing hemodialysis.
Human ; Renal Insufficiency, Chronic ; Chronic Kidney Disease ; Renal Dialysis ; Hemodialysis ; Patient Satisfaction
9.Clinical outcomes of stroke thrombolysis in the Philippine General Hospital: A five-year retrospective study
Pamela Danielle T. Lanuza ; Marie Charmaine S. Lukban ; Ena Elizabeth L. Naoe ; Iris D. Ditan ; Jose Leonard R. Pascuav ; Maria Epifania V. Collantes
Acta Medica Philippina 2025;59(13):8-15
BACKGROUND
Thrombolysis, or the administration of intravenous recombinant tissue plasminogen activator (IV rTPA) within the narrow therapeutic window following ischemic stroke onset, has emerged as a critical intervention in acute stroke care with the potential to restore blood flow and improve chances of functional recovery.
OBJECTIVESThis study aimed to describe the demographic profile, risk factors, ischemic stroke subtypes, clinical course, and outcomes of stroke thrombolysis in a tertiary hospital in the Philippines over the past five years. It also aimed to evaluate key performance indicators in terms of benchmark times in the administration of IV rTPA.
METHODSThis study used a retrospective observational design including all adult acute ischemic stroke patients who received IV rTPA at the University of the Philippines - Philippine General Hospital (UP-PGH). Data was collected through census and chart review.
RESULTSOne hundred eighty-eight patients received IV rTPA, majority were males (57.45%) with a median age of 60 years old. Hypertension (76.60%) was the most common risk factor for ischemic stroke. Partial anterior circulation infarcts (67.55%) and large artery atherosclerosis (49.47%) were the most common ischemic stroke subtype and etiology, respectively. The median door to needle time was 48 minutes, and the median length of hospital stay was five days. There was improvement in median NIHSS from 13 to 4, with a median modified Rankin scale of 3 indicating moderate disability upon discharge. Less than five percent (4.79%) had symptomatic intracerebral hemorrhage. The inhospital all-cause mortality rate among thrombolysed patients was 13.83%, mostly from non-neurologic causes. Nosocomial pneumonia and the need for neurosurgical interventions after thrombolysis were significantly associated with poor outcome (p < 0.05).
CONCLUSIONOur findings support the use of IV rTPA in the treatment of acute ischemic stroke. Existing stroke protocols in our institution are able to achieve the recommended thrombolysis benchmark times, leading to better functional outcomes for stroke patients.
Human ; Ischemic Stroke ; Philippines
10.Result of assessment of lactate levels in high-end athletes
Oyundari A ; Bulgan M ; Ser-Od L ; Otgon-Erdene G ; Otgonjargal Ch ; Odgerel Ch ; Tulgaa S ; Nandin-Erdene M ; Buyankhuu T ; Munkhtsetseg J ; Oyun-Erdene R
Diagnosis 2025;113(2):81-88
Background:
Regularly participate international High-level in sports athletes national and competitions and engage in intense training, developing endurance and resilience. Measuring blood lactate levels is crucial for improving an athlete’s performance, assessing sports performance, and enhancing the effectiveness of future training.
Aim:
To study the relationship between lactate levels in the blood plasma and lactate dehydrogenase enzyme activity in Mongolian National Team athletes.
Materials and Methods:
The study involved 51 athletes from the Mongolian National Team. Anaerobic capacity was assessed using a Monark 894E Ergomedic Peak Bike, designed to apply exercise load. Blood serum lactate level and lactate dehydrogenase enzyme activity were determined using a Biobase BK-280 fully automated biochemical analyzer. Heart rate, peripheral blood oxygen levels, and oxygen saturation were measured using a pulse oximeter.
Results:
The average age of the participants was 24.04 ± 4.15 years, with an average height of 168 ± 8.78 cm and an average weight of 71.01 ± 7.69 kg. The average BMI was 24.82 ± 4.12 kg/m². Pre exercise lactate levels averaged 3.84 ± 0.75 mmol/L, while post-exercise lactate levels averaged 9.67±3.52 mmol/L. The average heart rate before exercise was 66.04±8.9 bpm, while post-exercise heart rate was 123.6±16.06 bpm. The average VO₂ max was 95.18±2.48.
Conclusion
The lactate levels before and after exercise among the athletes participating in the study showed significant differences in the age groups 20-29 (p<0.0001). When comparing lactate levels before and after exercise by sport, statistically significant increases were observed in freestyle wrestling and judo athletes (p<0.0001)


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