1.A comparison of retinoblastoma cases in the Philippines
Roland Joseph D. Tan ; Gary John V. Mercado ; Patricia E. Cabrera ; Paulita Pamela P. Astudillo ; Rolando Enrique D. Domingo ; Josept Mari S. Poblete ; Charmaine Grace M. Cabebe ; Adriel Vincent R. Te ; Melissa Anne S. Gonzales ; Jocelyn G. Sy ; Beltran Alexis A. Aclan ; Jayson T. So ; Fatima G. Regala ; Kimberley Amanda K. Comia ; Josemaria M. Castro ; Mara Augustine S. Galang ; Aldous Dominic C. Cabanlas ; Benedicto Juan E. Aguilar ; Gabrielle S. Evangelista ; John Michael Maniwan ; Andrei P. Martin ; Calvin Y. Martinez ; John Alfred A. Lim ; Rena Ivy Bascuna ; Rachel M. Ng ; Kevin B. Agsaoay ; Kris Zana A. Arao ; Ellaine Rose V. Apostol ; Beatriz M. Prieto
Philippine Journal of Ophthalmology 2024;49(2):106-114
OBJECTIVE
This study compared the demographics, clinical profile, treatment, and outcomes of retinoblastoma patients seen at medical institutions in the Philippines between two time periods: 2010 to 2015 and 2016 to 2020.
METHODSThis was a multicenter, analytical, cohort study using review of medical charts and databases of retinoblastoma patients seen in 11 medical institutions from 2010 to 2020.
RESULTSThere were 636 patients (821 eyes) included in this study: 330 patients were seen in 2010 to 2015 while 306 in 2016 to 2020. More cases per annum were seen in the latter timeline. The number of patients with unilateral disease was not significantly different between the two time periods (p=0.51). Age at onset of symptom, age at initial consultation, and delay in consult were also not significantly different between the two time periods (p > 0.05). Patients had significantly different distributions of intraocular grades (p < 0.0001) and systemic staging (p < 0.0001) between the two time periods. Enucleation was the most common surgical treatment performed in both timelines. There was significant difference in the status of patients based on the need for systemic chemotherapy (p < 0.01). There was significant difference in outcome between the two time periods, including the proportions of living and deceased patients.
CONCLUSIONThis study compared the most comprehensive data on retinoblastoma patients in the country. There was no improvement in early health seeking behavior based on similar age at initial consult and delay in consult. Enucleation remained the most common treatment mode as opposed to chemotherapy due to similar percentage of patients with unilateral disease, an indication for enucleation rather than chemotherapy.
Human ; Retinoblastoma ; Philippines ; Epidemiology ; Treatment ; Therapeutics
2.2021 Asian Pacific Society of Cardiology Consensus Recommendations on the use of P2Y12 receptor antagonists in the Asia-Pacific Region: Special populations.
W E I C H I E H T A N TAN ; P C H E W CHEW ; L A M T S U I TSUI ; T A N TAN ; D U P L Y A K O V DUPLYAKOV ; H A M M O U D E H HAMMOUDEH ; Bo ZHANG ; Yi LI ; Kai XU ; J O N G ONG ; Doni FIRMAN ; G A M R A GAMRA ; A L M A H M E E D ALMAHMEED ; D A L A L DALAL ; T A N TAN ; S T E G STEG ; N N G U Y E N NGUYEN ; A K O AKO ; A L S U W A I D I SUWAIDI ; C H A N CHAN ; S O B H Y SOBHY ; S H E H A B SHEHAB ; B U D D H A R I BUDDHARI ; Zu Lv WANG ; Y E A N Y I P F O N G FONG ; K A R A D A G KARADAG ; K I M KIM ; B A B E R BABER ; T A N G C H I N CHIN ; Ya Ling HAN
Chinese Journal of Cardiology 2023;51(1):19-31
3.The research advances of DAXX in tumor.
J TAN ; W C YI ; Z X LIU ; Y P TIAN
Chinese Journal of Pathology 2023;52(10):1069-1073
4.Intravascular large B-cell lymphoma associated with sudden stridor arising from thyroid mucormycosis and concomitant bacterial infection.
Suzanne C F TEO ; Ernest W Z FU ; Manish M BUNDELE ; Jeremy K M HOE ; Li Min LING ; Ming Yann LIM ; Jereme Y J GAN
Annals of the Academy of Medicine, Singapore 2022;51(3):189-191
6.Changes in metabolic parameters and adverse kidney and cardiovascular events during glomerulonephritis and renal vasculitis treatment in patients with and without diabetes mellitus
Cynthia C. LIM ; Jason C. J. CHOO ; Hui Zhuan TAN ; Irene Y. J. MOK ; Yok Mooi CHIN ; Choong Meng CHAN ; Keng Thye WOO
Kidney Research and Clinical Practice 2021;40(2):250-262
Background:
Cardiovascular disease causes significant morbidity and mortality in patients with glomerulonephritis, which is increasingly diagnosed in older individuals who may have diabetes mellitus (DM). We evaluated the impact of DM on metabolic profile, renal and cardiovascular outcomes during treatment and follow-up of individuals with glomerulonephritis.
Methods:
We performed a retrospective cohort study of 601 consecutive adults with biopsy-proven glomerulonephritis for factors associated with kidney failure, hospitalization for cardiovascular events, and death. Biopsies with isolated diabetic nephropathy were excluded.
Results:
The median patient age was 49.8 years (36.7–60.9 years) with estimated glomerular filtration rate of 56.7 mL/min/1.73 m2 (27.7–93.2 mL/min/1.73 m2). DM was present in 25.4%. The most frequent diagnoses were minimal change disease (MCD) or focal segmental glomerulosclerosis (FSGS) (29.5%), lupus nephritis (21.3%), immunoglobulin A (IgA) nephropathy (19.1%), and membranous nephropathy (12.1%). The median follow-up was 38.8 months (interquartile range [IQR], 26.8–55.8 months). Among 511 individuals with lupus nephritis, anti-neutrophil cytoplasmic antibody-associated vasculitis, MCD/FSGS, membranous nephropathy, and IgA nephropathy, 52 (10.2%) developed kidney failure at a median 16.4 months (IQR, 2.3–32.2 months), while 29 (5.7%) had cardiovascular-related hospitalizations at 12.9 months (IQR, 4.8–31.8 months) and 31 (6.1%) died at 13.5 months (IQR, 2.5–42.9 months) after diagnosis. Cox regression analysis found that baseline DM was independently associated with kidney failure (adjusted hazard ratio [HR], 2.07; 95% confidence interval [CI], 1.06–4.05, p = 0.03) and cardiovascular-related hospitalization (adjusted HR, 2.69; 95% CI, 1.21–5.98, p = 0.02) but not with mortality.
Conclusion
DM was strongly associated with kidney failure and hospitalization for cardiovascular events in patients with biopsy-proven glomerulonephritis.
7.Lamotrigine-induced Stevens-Johnson syndrome and toxic epidermal necrolysis in Singapore: A case series.
Laura L Y HUI ; Celine LOKE ; Derrick C W AW ; Liesbet TAN ; Lie Michael George LIMENTA ; Meixin SHEN ; Ee Chee REN ; Dorothy S L TOH ; Edmund Jon Deoon LEE ; Shiu Ming PANG
Annals of the Academy of Medicine, Singapore 2021;50(12):915-918
8.Changes in metabolic parameters and adverse kidney and cardiovascular events during glomerulonephritis and renal vasculitis treatment in patients with and without diabetes mellitus
Cynthia C. LIM ; Jason C. J. CHOO ; Hui Zhuan TAN ; Irene Y. J. MOK ; Yok Mooi CHIN ; Choong Meng CHAN ; Keng Thye WOO
Kidney Research and Clinical Practice 2021;40(2):250-262
Background:
Cardiovascular disease causes significant morbidity and mortality in patients with glomerulonephritis, which is increasingly diagnosed in older individuals who may have diabetes mellitus (DM). We evaluated the impact of DM on metabolic profile, renal and cardiovascular outcomes during treatment and follow-up of individuals with glomerulonephritis.
Methods:
We performed a retrospective cohort study of 601 consecutive adults with biopsy-proven glomerulonephritis for factors associated with kidney failure, hospitalization for cardiovascular events, and death. Biopsies with isolated diabetic nephropathy were excluded.
Results:
The median patient age was 49.8 years (36.7–60.9 years) with estimated glomerular filtration rate of 56.7 mL/min/1.73 m2 (27.7–93.2 mL/min/1.73 m2). DM was present in 25.4%. The most frequent diagnoses were minimal change disease (MCD) or focal segmental glomerulosclerosis (FSGS) (29.5%), lupus nephritis (21.3%), immunoglobulin A (IgA) nephropathy (19.1%), and membranous nephropathy (12.1%). The median follow-up was 38.8 months (interquartile range [IQR], 26.8–55.8 months). Among 511 individuals with lupus nephritis, anti-neutrophil cytoplasmic antibody-associated vasculitis, MCD/FSGS, membranous nephropathy, and IgA nephropathy, 52 (10.2%) developed kidney failure at a median 16.4 months (IQR, 2.3–32.2 months), while 29 (5.7%) had cardiovascular-related hospitalizations at 12.9 months (IQR, 4.8–31.8 months) and 31 (6.1%) died at 13.5 months (IQR, 2.5–42.9 months) after diagnosis. Cox regression analysis found that baseline DM was independently associated with kidney failure (adjusted hazard ratio [HR], 2.07; 95% confidence interval [CI], 1.06–4.05, p = 0.03) and cardiovascular-related hospitalization (adjusted HR, 2.69; 95% CI, 1.21–5.98, p = 0.02) but not with mortality.
Conclusion
DM was strongly associated with kidney failure and hospitalization for cardiovascular events in patients with biopsy-proven glomerulonephritis.
9.Management of isolated mandibular body fractures in adults
José ; Florencio F. Lapeñ ; a, Jr. ; Joselito F. David ; Ann Nuelli B. Acluba - Pauig ; Jehan Grace B. Maglaya ; Enrico Micael G. Donato ; Francis V. Roasa ; Philip B. Fullante ; Jose Rico A. Antonio ; Ryan Neil C. Adan ; Arsenio L. Pascual III ; Jennifer M. de Silva- Leonardo ; Mark Anthony T. Gomez ; Isaac Cesar S. De Guzman ; Veronica Jane B. Yanga ; Irlan C. Altura ; Dann Joel C. Caro ; Karen Mae A. Ty ; Elmo . R. Lago Jr ; Joy Celyn G. Ignacio ; Antonio Mario L. de Castro ; Policarpio B. Joves Jr. ; Alejandro V. Pineda Jr. ; Edgardo Jose B. Tan ; Tita Y. Cruz ; Eliezer B. Blanes ; Mario E. Esquillo ; Emily Rose M. Dizon ; Joman Q. Laxamana ; Fernando T. Aninang ; Ma. Carmela Cecilia G. Lapeñ ; a
Philippine Journal of Otolaryngology Head and Neck Surgery 2021;36(Supplements):1-43
Objective:
The mandible is the most common fractured craniofacial bone of all craniofacial fractures in the Philippines, with the mandibular body as the most involved segment of all mandibular fractures. To the best of our knowledge, there are no existing guidelines for the diagnosis and management of mandibular body fractures in particular. General guidelines include the American Academy of Otolaryngology – Head and Neck Surgery Foundation (AAOHNSF) Resident Manual of Trauma to the Face, Head, and Neck chapter on Mandibular Trauma, the American Association of Oral and Maxillofacial Surgeons (AAOMS) Clinical Practice Guidelines for Oral and Maxillofacial Surgery section on the Mandibular Angle, Body, and Ramus, and a 2013 Cochrane Systematic Review on interventions for the management of mandibular fractures. On the other hand, a very specific Clinical Practice Guideline on the Management of Unilateral Condylar Fracture of the Mandible was published by the Ministry of Health Malaysia in 2005. Addressing the prevalence of mandibular body fractures, and dearth of specific guidelines for its diagnosis and management, this clinical practice guideline focuses on the management of isolated mandibular body fractures in adults.
Purpose:
This guideline is meant for all clinicians (otolaryngologists – head and neck surgeons, as well as primary care and specialist physicians, nurses and nurse practitioners, midwives and community health workers, dentists, and emergency first-responders) who may provide care to adults aged 18 years and above that may present with an acute history and physical and/or laboratory examination findings that may lead to a diagnosis of isolated mandibular body fracture and its subsequent medical and surgical management, including health promotion and disease prevention. It is applicable in any setting (including urban and rural primary-care, community centers, treatment units, hospital emergency rooms, operating rooms) in which adults with isolated mandibular body fractures would be identified, diagnosed, or managed. Outcomes are functional resolution of isolated mandibular body fractures; achieving premorbid form; avoiding use of context-inappropriate diagnostics and therapeutics; minimizing use of ineffective interventions; avoiding co-morbid infections, conditions, complications and adverse events; minimizing cost; maximizing health-related quality of life of individuals with isolated mandibular body fracture; increasing patient satisfaction; and preventing recurrence in patients and occurrence in others.
Action Statements
The guideline development group made strong recommendationsfor the following key action statements: (6) pain management- clinicians should routinely evaluate pain in patients with isolated mandibular body fractures using a numerical rating scale (NRS) or visual analog scale (VAS); analgesics should be routinely offered to patients with a numerical rating pain scale score or VAS of at least 4/10 (paracetamol and a mild opioid with or without an adjuvant analgesic) until the numerical rating pain scale score or VAS is 3/10 at most; (7) antibiotics- prophylactic antibiotics should be given to adult patients with isolated mandibular body fractures with concomitant mucosal or skin opening with or without direct visualization of bone fragments; penicillin is the drug of choice while clindamycin may be used as an alternative; and (14) prevention- clinicians should advocate for compliance with road traffic safety laws (speed limit, anti-drunk driving, seatbelt and helmet use) for the prevention of motor vehicle, cycling and pedestrian accidents and maxillofacial injuries.The guideline development group made recommendations for the following key action statements: (1) history, clinical presentation, and diagnosis - clinicians should consider a presumptive diagnosis of mandibular fracture in adults presenting with a history of traumatic injury to the jaw plus a positive tongue blade test, and any of the following: malocclusion, trismus, tenderness on jaw closure and broken tooth; (2) panoramic x-ray - clinicians may request for panoramic x-ray as the initial imaging tool in evaluating patients with a presumptive clinical diagnosis; (3) radiographs - where panoramic radiography is not available, clinicians may recommend plain mandibular radiography; (4) computed tomography - if available, non-contrast facial CT Scan may be obtained; (5) immobilization - fractures should be temporarily immobilized/splinted with a figure-of-eight bandage until definitive surgical management can be performed or while initiating transport during emergency situations; (8) anesthesia - nasotracheal intubation is the preferred route of anesthesia; in the presence of contraindications, submental intubation or tracheostomy may be performed; (9) observation - with a soft diet may serve as management for favorable isolated nondisplaced and nonmobile mandibular body fractures with unchanged pre - traumatic occlusion; (10) closed reduction - with immobilization by maxillomandibular fixation for 4-6 weeks may be considered for minimally displaced favorable isolated mandibular body fractures with stable dentition, good nutrition and willingness to comply with post-procedure care that may affect oral hygiene, diet modifications, appearance, oral health and functional concerns (eating, swallowing and speech); (11) open reduction with transosseous wiring - with MMF is an option for isolated displaced unfavorable and unstable mandibular body fracture patients who cannot afford or avail of titanium plates; (12) open reduction with titanium plates - ORIF using titanium plates and screws should be performed in isolated displaced unfavorable and unstable mandibular body fracture; (13) maxillomandibular fixation - intraoperative MMF may not be routinely needed prior to reduction and internal fixation; and (15) promotion - clinicians should play a positive role in the prevention of interpersonal and collective violence as well as the settings in which violence occurs in order to avoid injuries in general and mandibular fractures in particular.
Mandibular Fractures
;
Jaw Fractures
;
Classification
;
History
;
Diagnosis
;
Diagnostic Imaging
;
Therapeutics
;
Diet Therapy
;
Drug Therapy
;
Rehabilitation
;
General Surgery
10.Pregnancy Outcomes in COVID-19: A Prospective Cohort Study in Singapore.
Citra Nz MATTAR ; Shirin KALIMUDDIN ; Sapna P SADARANGANI ; Shephali TAGORE ; Serene THAIN ; Koh Cheng THOON ; Eliane Y HONG ; Abhiram KANNEGANTI ; Chee Wai KU ; Grace Mf CHAN ; Kelvin Zx LEE ; Jeannie Jy YAP ; Shaun S TAN ; Benedict YAN ; Barnaby E YOUNG ; David C LYE ; Danielle E ANDERSON ; Liying YANG ; Lin Lin SU ; Jyoti SOMANI ; Lay Kok TAN ; Mahesh A CHOOLANI ; Jerry Ky CHAN
Annals of the Academy of Medicine, Singapore 2020;49(11):857-869
INTRODUCTION:
Pregnant women are reported to be at increased risk of severe coronavirus disease 2019 (COVID-19) due to underlying immunosuppression during pregnancy. However, the clinical course of COVID-19 in pregnancy and risk of vertical and horizontal transmission remain relatively unknown. We aim to describe and evaluate outcomes in pregnant women with COVID-19 in Singapore.
METHODS:
Prospective observational study of 16 pregnant patients admitted for COVID-19 to 4 tertiary hospitals in Singapore. Outcomes included severe disease, pregnancy loss, and vertical and horizontal transmission.
RESULTS:
Of the 16 patients, 37.5%, 43.8% and 18.7% were infected in the first, second and third trimesters, respectively. Two gravidas aged ≥35 years (12.5%) developed severe pneumonia; one patient (body mass index 32.9kg/m2) required transfer to intensive care. The median duration of acute infection was 19 days; one patient remained reverse transcription polymerase chain reaction (RT-PCR) positive >11 weeks from diagnosis. There were no maternal mortalities. Five pregnancies produced term live-births while 2 spontaneous miscarriages occurred at 11 and 23 weeks. RT-PCR of breast milk and maternal and neonatal samples taken at birth were negative; placenta and cord histology showed non-specific inflammation; and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)-specific immunoglobulins were elevated in paired maternal and umbilical cord blood (n=5).
CONCLUSION
The majority of COVID-19 infected pregnant women had mild disease and only 2 women with risk factors (obesity, older age) had severe infection; this represents a slightly higher incidence than observed in age-matched non-pregnant women. Among the women who delivered, there was no definitive evidence of mother-to-child transmission via breast milk or placenta.
Abortion, Spontaneous/epidemiology*
;
Adult
;
COVID-19/transmission*
;
COVID-19 Nucleic Acid Testing
;
COVID-19 Serological Testing
;
Cohort Studies
;
Disease Transmission, Infectious/statistics & numerical data*
;
Female
;
Fetal Blood/immunology*
;
Humans
;
Infectious Disease Transmission, Vertical/statistics & numerical data*
;
Live Birth/epidemiology*
;
Maternal Age
;
Milk, Human/virology*
;
Obesity, Maternal/epidemiology*
;
Placenta/pathology*
;
Pregnancy
;
Pregnancy Complications, Infectious/physiopathology*
;
Pregnancy Outcome/epidemiology*
;
Pregnancy Trimester, First
;
Pregnancy Trimester, Second
;
Prospective Studies
;
RNA, Viral/analysis*
;
Risk Factors
;
SARS-CoV-2
;
Severity of Illness Index
;
Singapore/epidemiology*
;
Umbilical Cord/pathology*
;
Young Adult


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