Tihitena Negussie Mammo

ORCID: 0000-0003-3730-4246
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About
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Research Areas
  • Cardiac, Anesthesia and Surgical Outcomes
  • Global Health and Surgery
  • Surgical site infection prevention
  • COVID-19 and healthcare impacts
  • Urological Disorders and Treatments
  • Disaster Response and Management
  • Medical Malpractice and Liability Issues
  • Patient Safety and Medication Errors
  • Antibiotic Use and Resistance
  • Urinary and Genital Oncology Studies
  • Infection Control in Healthcare
  • Pediatric Urology and Nephrology Studies
  • Esophageal and GI Pathology
  • Delphi Technique in Research
  • Nosocomial Infections in ICU
  • Neonatal and Maternal Infections
  • Congenital Anomalies and Fetal Surgery
  • Medical Device Sterilization and Disinfection
  • Patient Satisfaction in Healthcare
  • Streptococcal Infections and Treatments
  • COVID-19 Impact on Reproduction
  • Assisted Reproductive Technology and Twin Pregnancy
  • Traumatic Ocular and Foreign Body Injuries
  • Pelvic and Acetabular Injuries
  • Healthcare Operations and Scheduling Optimization

Addis Ababa University
1970-2025

Homi Bhabha National Institute
2021

Tata Memorial Hospital
2021

Creative Commons
2020

Lifebox
2020

Tikur Anbessa Hospital
2019

Stanford University
2019

University of California, San Francisco
2019

Wollega University
2019

Community transmission of COVID-19 is already being reported in Africa.1 Most countries on the continent will have +10,000 confirmed cases within month.2 The population, while generally younger than Europe and North America, has much higher rates poverty, malnutrition, HIV, TB, which could shift demographics lethality. For surgeons, obstetricians, anesthesiologists, major challenge be maintaining provision emergency essential surgery obstetric care preserving precious resources, minimizing...

10.1097/sla.0000000000003964 article EN cc-by-nc-nd Annals of Surgery 2020-04-16

Worldwide, approximately one in six inpatient antibiotic prescriptions are for surgical-infection prophylaxis, including postoperative prophylaxis. The WHO recommends against prolonged antibiotics to prevent surgical-site infection. However, many low- and middle-income countries, prophylaxis is common due perceptions that it protects infection data informing recommendations administration largely derived from high-income countries. aim of this study was describe antibiotic-prescribing...

10.1093/bjs/znad438 article EN cc-by British journal of surgery 2024-01-01

Introduction “Clean Cut” is an adaptive, multimodal surgical quality improvement (QI) programme that has been associated with significant reductions in site infections. Following implementation multiple hospitals and countries, we noted variability impact. We aimed to understand the attributes of contribute success a perioperative QI resource-limited settings. hypothesised factors related hospital context before influenced success. Methods Hospital assessments were undertaken 18 low-income...

10.1136/bmjgh-2024-018049 article EN cc-by-nc-nd BMJ Global Health 2025-03-01

Over the past few decades, surgery for Hirschsprung's disease (HD) has evolved into a minimally invasive, single-stage procedure with excellent outcomes. Intraoperative frozen section biopsy is critical this to avoid potential risk of leaving retained aganglionic segment. However, facility not available in most low-income countries. Therefore, two-stage an initial colostomy still practiced developing world. We aimed evaluate outcome transanal pullthrough performed without biopsy.A...

10.1186/s12893-022-01536-9 article EN cc-by BMC Surgery 2022-03-08

Heteropagus (parasitic) twin is a type of conjoined twinning in which partially formed defective attached to an otherwise normal twin. It extremely rare anomaly. In this paper, we describe five cases encountered over the past 9 years. Except one, all presented early within few days birth. None them shared organ but two had bony/visceral connections. All surgeries were successful, and only wound complications. To best our knowledge largest compilation original parasitic report.

10.1016/j.epsc.2018.07.019 article EN cc-by-nc-nd Journal of Pediatric Surgery Case Reports 2018-07-30

Abstract Background The operating room (OR) is one of the most expensive areas a hospital, requiring large capital and recurring investments, necessitating efficient throughput to reduce costs per patient encounter. On top increasing costs, inefficient utilization rooms results in prolonged waiting lists, high rate cancellation, frustration OR personnel as well increased anxiety that negatively impacts health patients. This problem magnified developing countries, where there unmet surgical...

10.1186/s13037-021-00314-5 article EN cc-by Patient Safety in Surgery 2022-01-07

Abstract Background The WHO Surgical Safety Checklist reduces morbidity and mortality after surgery, but uptake remains challenging. In particular, low-income countries have been found to lower rates of checklist use compared with high-income countries. aim this study was determine the impact educational workshops on implemented as part a quality improvement initiative in five hospitals Ethiopia that had variable experience Checklist. Methods From April 2019 September 2020, each hospital...

10.1093/bjs/znad234 article EN cc-by-nc British journal of surgery 2023-08-08

Importance Surgical infections are a major cause of perioperative morbidity and mortality, particularly in low-resource settings. Clean Cut, 6-month quality improvement program developed by the global nonprofit organization Lifebox, has demonstrated improvements postoperative infectious complications. However, pilot required intense external programmatic resource support. Objective To examine adherence to infection prevention control standards rates hospitals Cut after implementation...

10.1001/jamasurg.2023.6033 article EN JAMA Surgery 2023-11-29

Although postoperative antibiotic prophylaxis has not been shown to prevent surgical site infections, prolonged administration is common in low- and middle-income countries. We developed a quality improvement program reduce unnecessary antibiotics through hospital-specific guideline development the use of brief, multidisciplinary discussion indication, choice, duration during clinical rounds. assessed reduction number patients receiving ≥24 h after clean clean-contaminated surgery.

10.1089/sur.2024.059 article EN Surgical Infections 2024-07-11

Hypospadias repair is one of the problematic issues in pediatric surgery. As a result multiple complications following procedure, variety techniques have been used and newer methods continue to emerge. There still controversy regarding best method repair. We aimed determine outcome surgery factors contributing unfavorable outcomes children with hypospadias.This retrospective review undertaken from September 2009 August 2014. The research was conducted at Tikur Anbessa Specialized Hospital,...

10.4314/ejhs.v28i6.8 article EN Ethiopian Journal of Health Sciences 1970-01-01

Background: Thrombocytopenia is one of the most common hematologic disorders affecting neonates admitted to neonatal intensive care unit.The aim this study was determine incidence and associated risk factors thrombocytopenia in with surgical disorders.Methods: An observational prospective cohort conducted all unit Tikur Anbessa Specialized Hospital were included.Data collected using a checklist analyzed by SPSS version 23.Chi square test independent sample ttest used assess association among...

10.2147/jbm.s321757 article EN cc-by-nc Journal of Blood Medicine 2021-07-01

Abstract Background As surgical systems are forced to adapt and respond new challenges, so should the patient safety tools within those systems. We sought determine how WHO SSC might best be adapted during COVID‐19 pandemic. Methods 18 Panelists from five continents multiple clinical specialties participated in a three‐round modified Delphi technique identify potential recommendations, assess agreement with proposed recommendations address items not meeting consensus. Results From an initial...

10.1007/s00268-021-06000-y article EN cc-by World Journal of Surgery 2021-02-26

Background: Proper sterilization of surgical instruments is essential for safe surgery, yet re-processing methods in low-resource settings can fall short standards. Training Trainers (TOT) workshops Ethiopia and El Salvador instructed participants sterile processing concepts prepared to teach others. This study examines participants' knowledge confidence post-TOT workshop, moreover discusses subsequent non-TOT observed practices. Methods: Five TOT were conducted between 2018 2020 Central...

10.1089/sur.2021.187 article EN Surgical Infections 2022-01-25

Abstract Background Poor surgical lighting represents a major patient safety issue in low-income countries. This study evaluated device performance and undertook field assessment of high-quality headlights Ethiopia to identify critical attributes that might improve encourage local use. Methods Following an open call for submissions (December 2018 January 2019), medical technical (non-medical) were identified controlled specification testing on 14 prespecified parameters related light...

10.1002/bjs.11756 article EN British journal of surgery 2020-06-27

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10.1001/jamasurg.2021.5569 article EN JAMA Surgery 2021-11-03

The protection of healthcare workers is vitally important during the coronavirus pandemic.1 In addition to delays in availability vaccines for low- and middle-income country (LMIC) providers,2 there are ongoing deficits COVID-19 mitigation provider efforts, particularly with respect personal protective equipment (PPE).3 Pandemic-related supply chain disruptions have resulted severe shortages PPE, including gloves, masks, eye used routinely patient care by surgical anesthetic providers....

10.1097/sla.0000000000005048 article EN Annals of Surgery 2021-07-02

Congenital ureteral stricture is a rare cause of antenatal hydronephrosis. Early diagnosis and treatment important to prevent progressive loss renal function.

10.1016/j.ijscr.2024.109818 article EN International Journal of Surgery Case Reports 2024-05-29
Tihitena Negussie Mammo Mekdes Daba Feyssa Maia R. Nofal Natnael Atnafu Gebeyehu Matiyas Asrat Shiferaw and 86 more Assefa Tesfaye Tesfaneh Fikre Habtamu Woldeamanuel Senait Bitew Alemu Kate Miller Sara Taye Haile Thomas G. Weiser Tilahun Selfago Dalelo Admasu Alemayehu Berassa M Mariam Zerfu Mikias Wayisso Lidet Mekonin Tessema Misganaw Yenealem Abie Dechasa Yacob Harka- Nardose Aynalem Kebede Awlachew Alemaw Getie Kalkidan Kassahun Admasu Bethelhem Zewde Bekele Motuma Gutu Feyera Merga Haile Temesgen Semun Lebeta Rundasa Firaol Milkessa Guta Getachew Banteyirga Adela- Hirut Kassa Weldeyes Abnet Tesfaye Ayele Dawit Hailu Gemeda Tirhas Daniel Belay Biniam Getnet Mamo Shemsedin Ali Ahmed Mulualem Addis Hailemariam Amir Mohammed Birru Mamush Eshetu Haile Geremew Negash Hailemichael Kalkidan Kassaye Woldearegay Yonas Feleke Gebrehana E. Berta Emawayish Tafesse Sertse Lelise Fikre Senkela Muhudin Arusi Dari Yimam Yesuf Dalelo Jemal Arage Ahmed Akmel Nasir Ahmed Detamo Hairu Darebo Wokil Wolde Dana Addissu Ashiko Milkamo Desbel Asfaw Begeta Yigezu Bunaro Worku Zerihun Zewdie Mena Cherinet Tilahun Legesse Feleke Habte G Michael Yitbarek Lorenso Dinber Kumera Cheru Kefeni Adane Dires Wubante Kidist Asrat Kelemework Fikretsion Degemu Besir Tibebu Abebe Dalelo Mohamed Shimelis Abera Mulugeta Worku Gonbe Solomon Chamiso Hosiso Dagim Tadesse Anebo Tsion Kassa Sefiw Bezawit Mekonnen Kasaye B Batu Bikila Fufa Eaba Eden Abate Lemu Eyerusalem Kebede Zewde Kaleb Assefa Berhane Lela Alemayehu Gebeyehu Lidya Araya Gebreegziabher Nebiyou Elias Aliyu Meseret Zelalem Tadesse Stephen Rulisa Salome Maswime Amber W. Trickey Nichole Starr Jared A. Forrester Fikremelekot Temesgen Godere Kinfemichael Belayneh Zewdu Nebiyou Tigabu Tesfaye Ewnetu Mulugeta Duressa Feron Getachew Tefera Samuel Negash Amde Garoma Kitesa Begna Natalie Henrich Hillena Kebede Demissies Milena Abreha Kebedew

Importance Infections and complications following cesarean delivery are a significant source of maternal mortality in Ethiopia. Objective To study the effectiveness program to strengthen compliance with perioperative standards reduce postoperative delivery. Design, Setting, Participants This stepped-wedge cluster randomized clinical trial included patients undergoing from August 24, 2021, January 31, 2023, at 9 hospitals organized into 5 clusters Intervention Clean Cut, multimodal surgical...

10.1001/jamanetworkopen.2024.28910 article EN cc-by-nc-nd JAMA Network Open 2024-08-20

Abstract Background The World Health Organization (WHO) cautions against unnecessary prolongation of postoperative antibiotics to prevent surgical site infections (SSI), however this practice is still common in many countries. This study aims describe drivers prolonged antibiotic prescribing and clinicians’ perspectives on resistance stewardship Ethiopia. Methods We conducted semi-structured interviews 16 surgeons nine ward nurses at three academic referral hospitals Addis Ababa. Audio...

10.1186/s12913-024-11650-4 article EN cc-by BMC Health Services Research 2024-10-22

Background “Clean Cleft” (CC) is an adaptation of the Lifebox Clean Cut program, designed to reduce surgical site infections (SSIs) in cleft lip and palate repairs. It focuses on 6 key processes: hand decontamination, linen integrity, instrument sterility, timely antibiotic use, gauze counting, WHO Surgical Safety Checklist compliance. The study explores CC's effectiveness reducing infections, other complications, enhancing early recovery. Methods CC was piloted 2 Ethiopian hospitals 1 Côte...

10.1177/10556656241299187 article EN The Cleft Palate-Craniofacial Journal 2024-11-21

Abstract Background We previously developed and pilot tested Clean Cut, a program to prevent postoperative infections by improving compliance with the WHO Surgical Safety Checklist (SSC) strengthening adherence infection control practices. This protocol describes C heck L ist E xpansion for A ntisepsis i N fection Control in esarean S ection (CLEAN–CS) trial evaluating our program’s ability reduce following CS other obstetric gynecological operations Ethiopia. Methods/design CLEAN-CS is...

10.1186/s13063-022-06500-9 article EN cc-by Trials 2022-08-19

Posterior urethral valve (PUV) is the most common cause of congenital lower urinary tract obstruction in boys. It considered that early diagnosis and intervention have good outcomes terms renal function, though varying extent embryological insult requires these boys to remain extended follow-up care.To assess outcome patients following PUV ablation.This was a descriptive retrospective study. Data were collected from operation logbooks 2015 2019 had been admitted Tikur Anbessa Specialized...

10.2147/rru.s322822 article EN cc-by-nc Research and Reports in Urology 2021-09-01

Although international guidelines exist for the prevention of surgical site infections, their implementation in diverse clinical contexts, especially low and middle-income countries, is challenging due to lack available resources organizational structure facilities. The goal this project was develop a series video training aids highlight best practices infection hospitals with limited provide practical solutions common challenges faced these settings. Using validated Clean Cut education...

10.1016/j.sopen.2022.10.005 article EN cc-by-nc-nd Surgery Open Science 2022-11-07
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