1.Efficacy of Pressure Cooker Technique in Redo Embolization for High-Flow Torcular Dural Sinus Malformation
Frank Gleb SOLIS CHUCOS ; Rosa Lizbeth ECOS QUISPE ; Mauro TOLEDO ; Melanie WALKER ; René CHAPOT
Neurointervention 2025;20(1):32-36
Torcular dural sinus malformations (tDSMs) with high-flow fistulas pose complex management challenges due to their vascularity and the delicate neuroanatomy involved. This report presents the case of a child with tDSM and hydrocephalus, who underwent 3 staged embolization procedures but required a redo intervention due to residual malformation and venous hypertension. Utilizing the pressure cooker technique (PCT) in a redo setting allowed for high-pressure, targeted embolic delivery with minimized reflux, achieving near-complete occlusion and significant symptom relief. This case highlights PCT’s potential to improve outcomes in multi-stage treatments of high-flow tDSM, reducing reflux and enhancing safety in technically demanding cases.
2.Efficacy of Pressure Cooker Technique in Redo Embolization for High-Flow Torcular Dural Sinus Malformation
Frank Gleb SOLIS CHUCOS ; Rosa Lizbeth ECOS QUISPE ; Mauro TOLEDO ; Melanie WALKER ; René CHAPOT
Neurointervention 2025;20(1):32-36
Torcular dural sinus malformations (tDSMs) with high-flow fistulas pose complex management challenges due to their vascularity and the delicate neuroanatomy involved. This report presents the case of a child with tDSM and hydrocephalus, who underwent 3 staged embolization procedures but required a redo intervention due to residual malformation and venous hypertension. Utilizing the pressure cooker technique (PCT) in a redo setting allowed for high-pressure, targeted embolic delivery with minimized reflux, achieving near-complete occlusion and significant symptom relief. This case highlights PCT’s potential to improve outcomes in multi-stage treatments of high-flow tDSM, reducing reflux and enhancing safety in technically demanding cases.
3.Efficacy of Pressure Cooker Technique in Redo Embolization for High-Flow Torcular Dural Sinus Malformation
Frank Gleb SOLIS CHUCOS ; Rosa Lizbeth ECOS QUISPE ; Mauro TOLEDO ; Melanie WALKER ; René CHAPOT
Neurointervention 2025;20(1):32-36
Torcular dural sinus malformations (tDSMs) with high-flow fistulas pose complex management challenges due to their vascularity and the delicate neuroanatomy involved. This report presents the case of a child with tDSM and hydrocephalus, who underwent 3 staged embolization procedures but required a redo intervention due to residual malformation and venous hypertension. Utilizing the pressure cooker technique (PCT) in a redo setting allowed for high-pressure, targeted embolic delivery with minimized reflux, achieving near-complete occlusion and significant symptom relief. This case highlights PCT’s potential to improve outcomes in multi-stage treatments of high-flow tDSM, reducing reflux and enhancing safety in technically demanding cases.
4.Efficacy of Pressure Cooker Technique in Redo Embolization for High-Flow Torcular Dural Sinus Malformation
Frank Gleb SOLIS CHUCOS ; Rosa Lizbeth ECOS QUISPE ; Mauro TOLEDO ; Melanie WALKER ; René CHAPOT
Neurointervention 2025;20(1):32-36
Torcular dural sinus malformations (tDSMs) with high-flow fistulas pose complex management challenges due to their vascularity and the delicate neuroanatomy involved. This report presents the case of a child with tDSM and hydrocephalus, who underwent 3 staged embolization procedures but required a redo intervention due to residual malformation and venous hypertension. Utilizing the pressure cooker technique (PCT) in a redo setting allowed for high-pressure, targeted embolic delivery with minimized reflux, achieving near-complete occlusion and significant symptom relief. This case highlights PCT’s potential to improve outcomes in multi-stage treatments of high-flow tDSM, reducing reflux and enhancing safety in technically demanding cases.
5.Clinical outcome of patients with osteogenesis imperfecta on intravenous pamidronate treatment at the Philippine General Hospital from 2010-2018
Cheryll Magbanua-calalo ; Ebner Bon G. Maceda ; Maria Melanie Liberty B. Alacausin
Acta Medica Philippina 2025;59(Early Access 2025):1-7
BACKGROUND:
Osteogenesis imperfecta (OI) is a group of connective tissue disease characterized by propensity to fractures following minimal trauma. OI is a lifelong inheritable disease and currently has no definitive cure. Management goals are directed towards prevention of fractures, controlling the symptoms, maximizing independent mobility, and developing optimal bone mass and muscle strength. Bisphosphonates are the mainstay of pharmacologic fracture-prevention therapy for most forms of OI. The University of the Philippines-Philippine General Hospital Bisphosphonate Treatment Program for OI was started in 2006 by the Clinical Genetics Service. For more than a decade now, the program has been serving more than 50 OI patients. This study evaluated the clinical outcomes of the patients who were included in the program to add to the body of knowledge on Filipino patients with OI.
OBJECTIVES:
This study sought to determine the clinical outcomes of children with OI on intravenous pamidronate treatment at the Philippine General Hospital (PGH) from January 2010 to December 2018.
METHODS:
The study utilized a retrospective review of medical records of 24 patients diagnosed with OI on pamidronate therapy seen at the PGH from January 2010 to December 2018. Descriptive statistics were used to summarize the demographic and baseline clinical characteristics of the patients. Median annualized fracture rates before and during treatment were calculated and compared. The patient functional mobility before and during pamidronate infusion was classified accordingly based on the Gross Motor Function Classification System (GMFCS) and were compared.
RESULTS:
Twenty-four patients, which include seven males and 17 females, with ages at the time of conduct of the study ranging from four years to 11 years, fulfilled the inclusion criteria. There were four patients with OI type I, six with OI type III, 11 with OI type IV and three with OI type V. The annualized long bone fracture rate decreased significantly from a median of 2.0/year (range 1-2.75) to 0.75/year (range 0-1) after more than a year on pamidronate infusion (p < 0.001). There is a note of overall improvement in terms of functional mobility using the 5-point scale of the GMFCS during pamidronate infusion from the baseline. However, the difference is not statistically significant.
CONCLUSION
Cyclic intravenous pamidronate treatment in young children with moderate-severe OI is well tolerated and associated with reduced fracture frequency with a tendency to improvement of gross functional mobility.
Human
;
Osteogenesis Imperfecta
;
Bisphosphonate
;
Diphosphonates
6.The efficacy of photodynamic therapy against Streptococcus mutans biofilm on orthodontic brackets: An in-vitro study
Maria Angelica Bagadiong Barrameda ; Melanie Ruth M. Karganilla ; Josievitz U. Tan-zafra
Acta Medica Philippina 2025;59(Early Access 2025):1-11
BACKGROUND AND OBJECTIVE
Orthodontic brackets predispose dental biofilm accumulation causing caries and gingivitis. Chlorhexidine is an adjunct to mechanical plaque removal, but has side-effects (tooth staining, bacterial resistance) due to long term use. This study tested the efficacy of Photodynamic Therapy, which produces reactive oxygen species, to reduce Streptococcus mutans in dental biofilm on orthodontic brackets.
METHODSA 5-day S. mutans biofilm was grown on forty enamel-bracket specimens. Thirty-nine specimens were randomized to three treatment groups: A. Distilled Water; B. 0.12% Chlorhexidine (CHX); C. Photodynamic Therapy (PDT) using Toluidine Blue O (TBO) as a photosensitizer, activated by red LED (630nm). After treatment, one random specimen from each group was viewed under Environmental Scanning Electron Microscopy (ESEM); the other 12 specimens, biofilms were collected, weighed, and cultured onto BHI agar plates to determine the number of CFU/mg. For baseline evaluation, one clean and one untreated specimens were preserved for ESEM.
RESULTSBased on Tukey HSD test, group A had the most S. mutans (37.0573 CFU/mg) and was significantly different (p < 0.05) from groups B (0.1712 CFU/mg) and C (1.1193 CFU/mg), where both showed less bacteria than group A. The statistical difference between groups B and C was insignificant. ESEM images showed specimen A covered with more abundant and denser S. mutans biofilm than specimens B and C, with almost similar morphology showing sparse, less dense, and disintegrated biofilm with unclear cellular walls and presence of amorphous masses.
CONCLUSIONBoth Photodynamic Therapy and 0.12% Chlorhexidine showed a significant reduction of S. mutans in dental biofilm on orthodontic brackets. However, there is no significant difference between them in reducing S. mutans CFU/mg. Photodynamic therapy could be an alternative adjunctive tool to mechanical removal of plaque adhered to orthodontic brackets.
Bacteria ; Photochemotherapy ; Photodynamic Therapy ; Microscopy, Electron, Scanning ; Biofilms ; Orthodontic Brackets ; Chlorhexidine
7.Efficacy of Pressure Cooker Technique in Redo Embolization for High-Flow Torcular Dural Sinus Malformation
Frank Gleb SOLIS CHUCOS ; Rosa Lizbeth ECOS QUISPE ; Mauro TOLEDO ; Melanie WALKER ; René CHAPOT
Neurointervention 2025;20(1):32-36
Torcular dural sinus malformations (tDSMs) with high-flow fistulas pose complex management challenges due to their vascularity and the delicate neuroanatomy involved. This report presents the case of a child with tDSM and hydrocephalus, who underwent 3 staged embolization procedures but required a redo intervention due to residual malformation and venous hypertension. Utilizing the pressure cooker technique (PCT) in a redo setting allowed for high-pressure, targeted embolic delivery with minimized reflux, achieving near-complete occlusion and significant symptom relief. This case highlights PCT’s potential to improve outcomes in multi-stage treatments of high-flow tDSM, reducing reflux and enhancing safety in technically demanding cases.
9.The accuracy of the Beck's Depression Inventory Scale (BDI-Visayan) as a screening tool for major depressive disorder in end stage renal disease patients at a tertiary hospital in Mandaue City, Cebu, Philippines
Miguel T. Lucero IV ; Melanie Gail H. Dy ; Frederick P. Tampus
Philippine Journal of Internal Medicine 2025;63(2):114-121
BACKGROUND
End-stage renal disease (ESRD) has been increasing in prevalence in recent years. The true prevalence of depression in hemodialysis patients is still not known. Cross-cultural studies showed prevalence ranging from 20-90%. Dimaano translated the Beck’s Depression Inventory Scale into the Visayan language and used this as a screening tool for depression among hemodialysis patients - and this was the first cross-cultural translation of the Beck’s Depression Inventory Scale to the Visayan language (BDI-Visayan).
GENERAL OBJECTIVEDetermine the accuracy of Beck’s Depression Inventory - Visayan in screening for Major Depressive Disorder (MDD) among Visayan-speaking ESRD patients.
STUDY DESIGNCross-sectional survey
STUDY POPULATION AND SETTINGAdult Visayan-speaking patients, ≥ 18 years old with ESRD, with GFR < 15 ml/min/1.73 m2 and ongoing hemodialysis for at least 3 months at the Chong Hua Hospital Mandaue Renal Unit.
METHODOLOGYThe 73 subjects underwent both the BDI-Visayan and the Structured Clinical Interview for DSM Disorders. Data was gathered to determine the accuracy of the BDI-Visayan in detecting Major Depressive Disorder.
RESULTSOf the 73 subjects, 19.2% were identified with MDD, based on the SCID, while 37.0% were identified as depressed using the BDI-Visayan. Analyzed data showed that the accuracy of BDI-Visayan to detect MDD was 67.75%, with a sensitivity of 57.14%, and specificity of 67.8%.
CONCLUSIONBDI-Visayan had an acceptable accuracy in screening for MDD, however, it may tend to have an overdiagnosis in the ESRD population – emphasizing its role as a screening tool for suspected MDD cases.
Human ; Depression ; Dialysis ; Screening
10.Clinical outcome of patients with osteogenesis imperfecta on intravenous pamidronate treatment at the Philippine General Hospital from 2010-2018.
Cheryll MAGBANUA-CALALO ; Ebner Bon G. MACEDA ; Maria Melanie Liberty B. ALCAUSIN
Acta Medica Philippina 2025;59(17):69-75
BACKGROUND
Osteogenesis imperfecta (OI) is a group of connective tissue disease characterized by propensity to fractures following minimal trauma. OI is a lifelong inheritable disease and currently has no definitive cure. Management goals are directed towards prevention of fractures, controlling the symptoms, maximizing independent mobility, and developing optimal bone mass and muscle strength. Bisphosphonates are the mainstay of pharmacologic fracture-prevention therapy for most forms of OI. The University of the Philippines-Philippine General Hospital Bisphosphonate Treatment Program for OI was started in 2006 by the Clinical Genetics Service. For more than a decade now, the program has been serving more than 50 OI patients. This study evaluated the clinical outcomes of the patients who were included in the program to add to the body of knowledge on Filipino patients with OI.
OBJECTIVESThis study sought to determine the clinical outcomes of children with OI on intravenous pamidronate treatment at the Philippine General Hospital (PGH) from January 2010 to December 2018.
METHODSThe study utilized a retrospective review of medical records of 24 patients diagnosed with OI on pamidronate therapy seen at the PGH from January 2010 to December 2018. Descriptive statistics were used to summarize the demographic and baseline clinical characteristics of the patients. Median annualized fracture rates before and during treatment were calculated and compared. The patient functional mobility before and during pamidronate infusion was classified accordingly based on the Gross Motor Function Classification System (GMFCS) and were compared.
RESULTSTwenty-four patients, which include seven males and 17 females, with ages at the time of conduct of the study ranging from four years to 11 years, fulfilled the inclusion criteria. There were four patients with OI type I, six with OI type III, 11 with OI type IV and three with OI type V. The annualized long bone fracture rate decreased significantly from a median of 2.0/year (range 1-2.75) to 0.75/year (range 0-1) after more than a year on pamidronate infusion (pCONCLUSION
Cyclic intravenous pamidronate treatment in young children with moderate-severe OI is well tolerated and associated with reduced fracture frequency with a tendency to improvement of gross functional mobility.
Human ; Osteogenesis Imperfecta ; Bisphosphonate ; Diphosphonates


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