1.Vulvar rhabdomyosarcoma in an adult female patient: A case report and review of literature
Carl Lawrence C. Arenos ; Gracieux Y. Fernando ; Maria Cecilia F. Lim ; Pauline Mae R. Dy ; Joseph D. Causapin
Acta Medica Philippina 2025;59(8):94-101
Vulvar Rhabdomyosarcoma (VR) is a rare gynecological cancer primarily found in children. This case report discusses the diagnosis, treatment, and management complexities of a 19-year-old patient with a slow-growing vulvar lesion.
A 19-year-old female with obesity and non-alcoholic fatty liver disease presented with a left vulvar lesion measuring 11 x 7 x 7 cm that was noticed five months ago. Core needle biopsy of the lesion revealed findings consistent with rhabdomyosarcoma. A Positron Emission Tomography-Computed Tomography (PET-CT) scan showed a hypermetabolic 8.3 x 6.7 x 6.7 cm mass in the left vulvar area, extending to the vagina, rectal wall, and anal region along with enlarged left inguinal lymph nodes.
The patient was treated with the Intergroup Rhabdomyosarcoma Study-IV (IRS-IV) protocol for 16 weeks with vincristine, dactinomycin, and cyclophosphamide. Concurrent chemoradiotherapy was administered between weeks 9-14, followed by continuation chemotherapy until week 28. Interim PET-CT scan prior to concurrent chemoradiotherapy revealed a reduced mass size to 3.8 x 2.8 cm and resolved left inguinal lymphadenopathy.
Despite completing treatment, the patient reported persistent back pain and mobility issues three weeks later. A subsequent PET-CT scan showed hypermetabolic lesions at vertebral locations C6, T9, T12, and L1-L3, along with the left ischium and bilateral femoral shafts. Thoracic vertebrae biopsy confirmed rhabdomyoblasts. Patient underwent palliative radiotherapy and spinal stabilization then proceeded with second line therapy with 1 cycle of GemcitabineDocetaxel but showed progression of symptoms described as persistent bleeding (hematuria) and neutropenia. Further diagnostics done to the patient showed possible bone marrow involvement. Unfortunately, the patient expired owing to symptoms of cancer progression.
The management of adult-onset VR presents a significant therapeutic challenge, largely attributable to the scarcity of clinical trials and tailored treatment regimens for this specific age group. Outcomes documented in existing literature for adult VR cases present with recurrence, disease progression, and mortality. The treatment landscape in adults is complicated by comorbidities which may influence both the therapeutic choices and outcomes. Given these intricate challenges, this case echoes the need for research efforts aimed at developing management protocols specifically designed for adults with VR.
Human ; Female ; Young Adult: 19-24 Yrs Old ; Rhabdomyosarcoma ; Adolescent
2.Epidemiologic profile and clinical outcomes of adult patients with prolactinoma at the Philippine General Hospital
Ma. Belen B. Pilit ; Ma. Cecille Añ ; onuevo-cruz ; Cecilia A. Jimeno
Acta Medica Philippina 2025;59(8):27-34
BACKGROUND AND OBJECTIVE
Prolactinoma is the most common functioning tumor of the pituitary gland. While its clinical course and outcomes among different populations have been vastly described in the past, data of prolactinoma among Filipinos has not been explored. This paper aims to describe the clinical profile and outcome of prolactinoma among adult Filipino patients.
METHODSWe conducted a retrospective cohort study including 41 patients with prolactinoma seen at the Philippine General Hospital. The clinical profile, cranial imaging features, treatment modalities given, and their outcomes over a mean follow up of 16 months were evaluated.
RESULTSThe mean age at diagnosis was 36.76 ± 13.99 years. Majority of our cohort were females. Macroprolactinoma were found in 75.61% and giant prolactinoma in 9.76%. The remaining 12.2% were mixed GH and PRL secreting tumors. Most common symptoms at presentation were blurring of vision, headache, and amenorrhea. Median PRL levels was 353 (200-470) ng/ml. Medical therapy with Bromocriptine was the primary treatment modality used in 78% of patients. We found no significant difference between patients who underwent surgical and medical primary treatment modalities in terms of outcomes. At the end of follow up, 82.6% of patients achieved at least more than 50% reduction in their prolactin levels.
CONCLUSIONOverall, our study showed that adult Filipino patients with prolactinoma have a larger tumor size at diagnosis and a lower rate of improvement of gonadal function after treatment. There were no statistically significant differences in clinical and biochemical outcomes between the treatment modalities used.
Human ; Prolactinoma ; Pituitary Neoplasms ; Prolactin
3.Rethinking organ donation in the Philippines: An examination of the opt-out policy as an alternative to the current opt-in system
Acta Medica Philippina 2025;59(8):102-105
The global shortage of organs for transplantation is a critical public health issue, leading many countries to reassess their organ donation policies. In the Philippines, organ donation rates remain significantly low under the current optin system, where individuals must actively declare their consent to donate. This perspective examines the challenges and limitations of the opt-in system in the Philippines, considering cultural, operational, legal, and ethical factors. It also discusses the emergence and effectiveness of the opt-out system, where consent is presumed unless explicitly denied, and evaluates its potential applicability in the Philippine context. Drawing on international experiences and evidence, this paper argues that transitioning to an opt-out system—supported by appropriate legislation, infrastructure enhancements, and culturally sensitive public education—can significantly increase organ donation rates in the Philippines and better address the nation’s organ shortage.
Human ; Education ; Philippines
4.Antimicrobial resistance profile of Escherichia coli isolated from raw chicken meat in a selected wet market in Manila City, Philippines
Lyder Kyle A. Dimaapi ; Angela Lorraine G. Dela cruz ; Roger Andrei D. Francisco ; Rei Gilian D. Noble ; Hayley Emerald G. Sabangan ; Azita Racquel Gavino-lacuna ; Maria Margarita M. Lota
Acta Medica Philippina 2025;59(9):107-122
BACKGROUND AND OBJECTIVE
Antimicrobial resistance (AMR) is a leading global public health concern as it resulted in more difficult-to-treat infections and fatalities. In the Philippines, drug-resistant E. coli, including multidrug-resistant (MDR), extended-spectrum beta-lactamase (ESBL)-producing, carbapenemase-producing carbapenem-resistant (CP-CR) E. coli, have been isolated from common food animals, increasing the risk of cross-contamination between humans, animals, and the environment. However, there is a lack of data on the distribution of E. coli in chicken meat in public wet markets. This study aims to describe the AMR profile of E. coli in raw chicken meat from retail stalls in a selected wet market in Manila City.
METHODSThis quantitative descriptive study characterized the AMR profile of E. coli isolated from 25 raw chicken meat samples from a wet market in Manila City. Antimicrobial susceptibility was determined through disk diffusion method against 23 antimicrobial agents in 16 antimicrobial classes. MDR E. coli were identified based on the resistance patterns. ESBL- and carbapenemase-producing capacities of the bacteria were tested through double disk synergy test and modified carbapenem inactivation method, respectively.
RESULTSTwenty-four out of 25 (96%) chicken samples contained E. coli isolates. Of these, 23 (96%) were classified as MDR. High resistance rates were observed against ampicillin (92%), tetracycline (88%), trimethoprim-sulfamethoxazole (83%), chloramphenicol (79%), ampicillin-sulbactam (75%), amoxicillin-clavulanic acid (67%), fosfomycin (67%), and streptomycin (54%). The majority of the E. coli isolates were still susceptible to a wide range of selected antimicrobial agents, including carbapenems (100%), ceftriaxone (100%), cefepime (100%), cefuroxime (96%), cefotaxime (96%), ceftazidime (96%), piperacillin-tazobactam (96%), aztreonam (96%), cefoxitin (92%), and nitrofurantoin (83%), among others. Meanwhile, none of the 24 isolated E. coli samples were classified as ESBL- and CP-CR E. coli.
CONCLUSIONAmong the 25 chicken samples, 24 E. coli colonies were isolated that exhibited 0% to 92% resistance rates against selected antimicrobial agents. Most isolates were classified as MDR, but none were considered ESBLand CP-CR E. coli. This study suggests that chickens in wet markets can potentially serve as reservoir hosts for drugresistance genes, which could transfer to other bacteria and contaminate humans, animals, and the environment within the food production and supply chain. These findings emphasize the need for AMR surveillance and strategies to combat AMR in the Philippines through the One Health approach.
Human ; Drug Resistance ; Drug Resistance, Multiple ; Carbapenemase ; Escherichia Coli
5.Evaluation of medication errors among inpatients in a tertiary government hospital’s pulmonary medicine service: A cross-sectional retrospective study
Judith L. Abanuales ; Jan Redmond V. Ordoñ ; ez ; Saandra Beattina B. Salandanan ; Charles Mandy G. Aryan ; Rubina Reyes-abaya
Acta Medica Philippina 2025;59(9):40-61
BACKGROUND AND OBJECTIVE
Medication errors pose substantial risks in hospitals, particularly concerning patient safety. These errors, occurring throughout the medication use process, are one of the most common causes of morbidity and mortality in clinical practice. In the Philippines, there is a lack of evidence on the prevalence and effects of medication errors, emphasizing the need for further investigation. This study evaluated the prescribing, transcribing, and monitoring errors among inpatients under the Pulmonary Medicine Service of the Department of Medicine in the Philippine General Hospital.
METHODSThis cross-sectional retrospective records review used the total population purposive sampling technique to examine eligible charts of inpatients with asthma and/or COPD from August 1 to December 31, 2022. The frequency, type, and severity of medication errors were determined. Linear regression and Cox proportional hazards models were used to examine the relationship between patient-related factors and medication errors, and length of hospital stay and mortality.
RESULTSFifty (50) out of 226 medical records were processed and analyzed. Included patients were predominantly older male adults. More than two-thirds of the patients were diagnosed with COPD while approximately one-fourth suffered from asthma. All patients were practicing polypharmacy and the vast majority presented with comorbidities. A total of 6,517 medication errors, predominantly prescribing errors (99.1%), were identified. Despite the high prevalence of medication errors, the majority were classified as “error, no harm” (98.8%), while only 1.17% were deemed as “error, harm.” As the frequency of prescribing errors increases in the power of three (rough approximation of e), from 1 to 3 to 9 to 27, etc., the expected hospital stay increases by 2.078 days (pCONCLUSION
All eligible patient charts had at least one medication error, with the majority being prescribing errors. Among the variables, prescribing errors significantly affected the length of stay, while severity of transcribing errors had a marginally significant effect. It is essential to develop comprehensive education and training initiatives and adopt a systematic approach to mitigate medication errors and promote patient safety.
Human ; Medication Errors ; Patient Safety ; Pulmonary Medicine
6.Contarini’s syndrome in a COVID-19 positive patient with viral myocarditis and diabetic ketoacidosis: A case report
Ria Katrina B. Cortez ; Charlie A. Clarion ; Albert Mitchell L. Yap ; Ma. Kriselda Karlene G. Tan
Acta Medica Philippina 2025;59(9):123-127
Contarini’s syndrome refers to the occurrence of bilateral pleural effusion which has different causes for each hemithorax. Based on extensive literature search, this is a rare finding and to date, only two published cases have recorded tuberculous effusion on one side. In this paper, the authors aim to present a case of Contarini’s syndrome, and to give emphasis that such condition with different etiologies exists and should be considered in managing bilateral effusion. This is a case of a 69-year-old female with a 7-week history of dyspnea, 2-pillow orthopnea, fever, and right-sided chest discomfort. Patient sought consultation and was prescribed with Diclofenac and Cefalexin with no relief. Patient was then admitted and intubated due to worsening dyspnea. Patient was managed as COVID-19 confirmed critical with viral myocarditis, CAP-HR, and diabetic ketoacidosis. Initial chest x-ray showed right-sided pleural effusion. Thoracentesis was done and revealed exudative pleural fluid (PF) with WBC of 20,000 with neutrophilic predominance and negative RT-PCR MTB. Cytology revealed acute inflammatory pattern. Klebsiella pneumoniae ESBL was isolated. Antibiotics were shifted to levofloxacin and meropenem. Repeat chest x-ray showed left-sided pleural effusion. Thoracentesis was done and revealed exudative PF with WBC of 1,680 with neutrophilic predominance. No organism was isolated. RT-PCR for MTB was detected. Thus, anti-TB therapy was initiated. However, ETA TB culture showed resistance to isoniazid, rifampicin, and pyrazinamide. Patient was referred to PMDT for MDR-TB treatment. Bilateral effusion has resolved with no recurrence, and with uneventful removal of bilateral chest tubes. Patient was eventually extubated and transferred to the ward. Patient however developed HAP, was re-intubated and eventually expired due to the septic shock from VAP. This case report highlights the importance of weighing risk versus benefit in deciding to perform bilateral thoracentesis when there is a clinical suspicion of an alternate or concurrent diagnosis.
Human ; Female ; Aged: 65-79 Yrs Old ; Pleural Effusion ; Thoracentesis ; Covid-19
7.Important but neglected: A qualitative study on the lived experiences of barangay health workers in the Philippines
Kenneth Y. Hartigan-go ; Melissa Louise Prieto ; Sheena A. Valenzuela
Acta Medica Philippina 2025;59(9):19-31
BACKGROUND AND OBJECTIVE
Within a decentralized health system, barangay health workers (BHWs) are often the first point of contact for Filipinos seeking care. Despite their importance, BHWs are neglected in the health value chain. The study seeks to examine the lived experiences of BHWs, particularly their journey in navigating their roles within the community and the health system that encompasses their day-to-day realities, challenges, motivations, and the meanings they derive from their work.
METHODSThe study draws on seven focus group discussions (FGDs) with BHWs (n=50), residents (n=7), and local government officials and health workers (n=7) of San Miguel, Bulacan. The qualitative data collected were analyzed using thematic analysis.
RESULTSFindings show that BHWs perform many roles, which are not limited to health and are dependent on orders from their superiors. Guidelines are vague in appointing BHWs, with personal connections valued more than technical qualifications. Their accreditation is hardly conferred any significance. There is also a lack of formal and structured training. The informality of these processes leads to an absence of quality assurance on rendered health services. The non-provision of incentives and benefits stipulated in RA 7883 also places their health and lives at risk. Furthermore, BHW’s commitment to serve is used to excuse the inadequacy of their compensation and excessive workload.
CONCLUSIONBHWs take on diverse roles, from community organizers to healthcare providers, and are confronted with significant challenges encompassing politicization, inadequate training, and insufficient compensation. The study concludes with policy recommendations to improve the conditions of the neglected BHWs, with particular attention to coordinating, capacitating, compensating, career pathing, and connecting them to the health system.
Human ; Community Health Workers ; Universal Health Care ; Philippines
9.Comparative copy number variation profiling of GL01, an immortalized non-small cell lung cancer cell line derived from a Filipino patient, and A549 lung adenocarcinoma cells
Treena Rica D. Teh ; Kim Claudette J. Fernandez ; Maria Katrina Diana M. Cruz ; Patrick Gabriel G. Moreno ; Ruel C. Nacario ; Gladys C. Completo ; Francisco M. Heralde III
Acta Medica Philippina 2025;59(10):37-51
BACKGROUND AND OBJECTIVES
Cell lines serve as invaluable tools in studying lung cancer biology and developing new therapies to combat the disease. However, commercially available cell lines are typically of Caucasian origin and may be less representative of the local genetic background. To address this, our lab previously immortalized cells from pleural fluid of a Filipino non-small cell lung cancer (NSCLC) patient via CDK4 transduction. Copy number variations (CNVs) are a type of genetic variation which may affect physiology and disease by disrupting gene function or altering gene expression, and in cancer, these may be associated with patient outcomes. CNV profiling can be valuable for understanding the biology of our immortalized cells and identifying genes that could serve as potential targets for diagnostic, prognostic, and therapeutic interventions. This study aimed to characterize previously immortalized NSCLC-derived cells, GL01, in comparison with an established lung adenocarcinoma (LUAD) cell line, A549, through whole-genome microarray-based copy number profiling.
METHODSDNA was extracted from GL01 and A549 cells using a commercially-available silica-based DNA extraction kit. DNA extracts were quantified and normalized for microarray analysis. Whole-genome copy number profiling was done using the OncoScan CNV Plus Assay following the manufacturer’s protocols, and data was analyzed using the Chromosome Analysis Suite software. Functional analysis of genes identified to be involved in copy number aberrations was done using the PANTHER Classification System.
RESULTSCopy number aberrations span 1,592,737,105 bp in GL01 and 1,715,708,552 bp in A549, with a high degree of concordance between the two. Large-scale and focal copy number aberrations previously identified to be recurrent in various LUAD cohorts were present in both GL01 and A549. Focal copy number aberrations associated with previously described lung cancer-related genes involve the PDE4D gene in GL01 and the SKIL and CDKN2A/CDKN2B genes in both GL01 and A549. PANTHER Pathway analysis of genes positively correlated with mRNA expression showed that the ubiquitin proteasome pathway was significantly overrepresented in both GL01 (FDR p = 0.000074) and A549 (FDR p = 0.000075), with 20 genes involved. Additionally, the KRAS:p.G12C/S:c.34G>T/A somatic mutation variant was detected in both GL01 and A549.
CONCLUSIONThis study provides a method for identifying potentially clinically-relevant genes associated with a sample’s copy number aberrations and the pathways they represent, providing personalized mechanistic, prognostic, and therapeutic insights into the cancer biology of our cells.
Human ; Carcinoma, Non-small-cell Lung ; Adenocarcinoma Of Lung
10.Risk factors affecting morbidity and mortality in open repair of infrarenal abdominal aortic aneurysms: A retrospective cohort study in the University of the Philippines Philippine General Hospital
Eduardo R. Bautista ; Tricia Angela G. Sarile ; Adrian E. Manapat ; Carlo Martin H. Garcia ; Racel Ireneo Luis C. Querol ; Leoncio L. Kaw
Acta Medica Philippina 2025;59(10):62-73
OBJECTIVES
To describe the treatment outcomes of patients who underwent open repair of infrarenal abdominal aortic aneurysm (AAA) and to determine the risk factors affecting morbidity and mortality.
METHODSData were obtained from patients with infrarenal AAAs who underwent open surgical repair at the University of the Philippines-Philippine General Hospital (UP-PGH) from January 2013 to October 31, 2023. These patients’ demographic and clinical profile, and treatment outcomes were evaluated using frequencies and percentages. Student’s t-test and chi-square test were used for the inferential analysis. Multivariable logistic regression analysis was used to identify factors associated with in-hospital mortality and morbidity.
RESULTSIn this study, 131 patients underwent open surgical repair of AAA. 82.4% of the patients were males, and 45.8% were between 61-70 years old. The majority of them had hypertension (81.4%) and were smokers (75%). The mortality rate was 17.6%, while the morbidity rate was 35.9%. For elective operations, the mortality was 8.9%, and for ruptured aneurysms, it was 56.5%. Eleven factors associated with mortality included ruptured aneurysm (OR=11.5, 95%CI=4.1 to 32.2), decreased hemoglobin (OR=1.1, 95%CI=1.05 to 1.2), decreased hematocrit (OR=1.1, 95%CI=1.06 to 1.4), emergency surgery (OR=10.3, 95%CI=2.9 to 36.3), higher volume of blood loss (OR=1.5, 95%CI=1.5 to 1.9), higher red cell transfusion (OR=1.3, 95%CI=1.1-1.5), intraoperative cardiopulmonary (CP) arrest (OR=15.9, 95%CI=1.6 to 159.2), need for multiple inotropes (OR=2.7, 95%CI=1.5-4.8), intraoperative hypotension (OR=3.6, 95%CI=1.4-9.7), juxta-renal location (OR=5.0, 95%CI=1.2 to 10.0), and presence of any complication (OR=5.7, 95%CI=2.1-15.1). Seven factors associated with morbidity included ruptured aneurysm (OR=3.9, 95%CI=1.5 to 9.8), decreased preoperative hemoglobin (OR=1.2, 95%CI=1.1 to 1.4), decreased preoperative hematocrit (OR=1.5, 95%CI=1.1 to 1.7), elevated preoperative creatinine (OR=1.1, 95%CI=1.06 to 1.9), higher intra-operative blood loss (OR=1.4, 95%CI=1.1 to 1.6), higher red cell transfusion (OR=1.6, 95%CI=1.3-2.1), and preexisting chronic renal disease (OR=3.3, 95%CI=1.4 to 7.5). Other preoperative and intraoperative factors did not show a significant association with mortality or morbidity.
CONCLUSIONThe open repair of an infrarenal AAA is linked to high overall mortality (17.6%) and morbidity (35.9%). The mortality rate for elective repair was 8.9%, but it significantly increased to 56.5% in cases of ruptured aneurysms. Factors with very high Odds Ratio such as emergency surgery, ruptured aneurysm, cardiac arrests during surgery, complex juxtarenal anatomy, and postoperative complications can lead to a high chance of mortality. Healthcare professionals should be vigilant and focus on early detection and repair of abdominal aneurysms to prevent emergency surgery, rupture, and mortality. It is crucial to prevent acute kidney injury, acute respiratory failure, and pneumonia, as these are common complications of open repair.
Human ; Morbidity ; Mortality


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