Antonia Aikaterini Bourtzinakou

Ms. Antonia Aikaterini Bourtzinakou

orcid

Research Focus & Metrics

Academic Career Length

5Years (2022-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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IMIoannis Mantzoros
Ioannis Mantzoros
ABAliki Brenta
Aliki Brenta
ABAntonia Aikaterini Bourtzinakou
Antonia Aikaterini Bourtzinakou
OKOurania Kontaxi
Ourania Kontaxi
GGGeorgios Gemousakakis
Georgios Gemousakakis
SAStamatis Angelopoulos
Stamatis Angelopoulos
Background: Rectal prolapse (RP) predominantly affects women over the age of 50 and presents as mucosal, internal, or full thickness prolapse. Strangulated rectal prolapse requires immediate medical intervention, and surgical treatment options include both abdominal and perineal approaches. We aim to present a case series of perineal rectosigmoidectomy performed urgently due to strangulation and argue that Altemeier’s procedure is the preferred method for treating strangulated rectal prolapse. Methods: Perineal rectosigmoidectomy, particularly Altemeier’s procedure, is effective for incarcerated cases. Altemeier’s procedure with diverting ileostomy was used in all three patients. Results: All patients were successfully treated, with no recurrence of prolapse and stool incontinence. Conclusions: Altemeier’s procedure is ideal for the treatment of strangulated rectal prolapse.

28 September 2022 in International Journal of Medical Students
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AGAngeliki Gardikioti
Angeliki Gardikioti
ATAikaterini Vasiliki Touriki
Aikaterini Vasiliki Touriki
SGSpyridon Graidis
Spyridon Graidis
ABAntonia Aikaterini Bourtzinakou
Antonia Aikaterini Bourtzinakou
ESEvangelia Savvidou
Evangelia Savvidou
ESEmmanouil Smyrnakis
Emmanouil Smyrnakis
Multiple student initiatives were developed in the Medical School of the Aristotle University of Thessaloniki, under the guidance of the Laboratory of Primary Health Care, General Practice, and Health Services Research, as an answer to the increasing needs of the Greek National Health System during the pandemic. In one group, students were responsible for the phone call communication with patients of certain areas to book an appointment for a rapid test, announce the results of the test, monitor the symptoms and the health condition of patients with mild COVID-19 and inform the GPs of the health centers. At around the same time, in another group, senior medical students were enlisted as volunteers, and they were distributed to seven vaccination centers in two different Health Districts of Northern Greece. The vaccination process was significantly facilitated by the support of students in the initial data collection and recording of the personal medical history of the incoming citizens. Supporting the medical staff to accelerate the process, helping to raise public awareness about vaccination, keeping in touch with clinical life and patients, and further training in vaccination and communication skills were cited as critical expectations by the volunteer students, which were largely met. Other schools could implement similar strategies of including medical students in community health projects and promote initiatives that support primary health care.

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KDKalliopi Despoudi
Kalliopi Despoudi
IMIoannis Mantzoros
Ioannis Mantzoros
OIOrestis Ioannidis
Orestis Ioannidis
EAElissavet Anestiadou
Elissavet Anestiadou
SSSavvas Symeonidis
Savvas Symeonidis
SAStamatis Angelopoulos
Stamatis Angelopoulos
Background/Objectives: Healing of colonic anastomoses is critical to surgical recovery, particularly under obstructive ileus conditions. Adhesive biological materials such as albumin/glutaraldehyde glue (Bioglue) show potential in enhancing anastomotic healing and minimizing complications. This study investigates the effect of Bioglue on colonic anastomoses healing under obstructive ileus conditions in rats. Methods: Eighty albino Wistar rats were divided into control, ileus, Bioglue, and ileus + Bioglue groups (n = 20 each). Subgroups (n = 10) were sacrificed on the 4th or 8th postoperative day. In the control and Bioglue groups, end-to-end anastomoses were performed after colonic resection. In the ileus and ileus + Bioglue groups, obstructive ileus was induced by colonic ligation, followed by resection and primary anastomosis. Bioglue was applied in the Bioglue and ileus + Bioglue groups. Assessments included bursting pressure, peritoneal adhesion and inflammation scores, and biochemical markers (fibroblast activity, neoangiogenesis, collagen deposition, hydroxyproline, and collagenase concentrations). Results: Bursting pressure and fibroblast activity were significantly higher in the ileus + Bioglue group compared to the ileus group on both postoperative days. Although anastomotic rupture occurred in the ileus and ileus + Bioglue groups, the incidence was not significantly different from the control and Bioglue groups. Ileus + Bioglue showed significantly higher adhesion scores, inflammatory infiltration, neoangiogenesis, and collagen deposition compared to the control and ileus groups. Hydroxyproline was significantly elevated in the ileus + Bioglue group on the 8th day. Collagenase I concentrations were higher in ileus + Bioglue but not significant. Conclusions: Bioglue application enhances colonic anastomotic healing under obstructive ileus conditions, improving mechanical strength and promoting tissue repair by the 4th and 8th postoperative days. These findings support its potential clinical application.

27 July 2026 in Clinics and Practice
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OIOrestis Ioannidis
Orestis Ioannidis
ABAntonia Aikaterini Bourtzinakou
Antonia Aikaterini Bourtzinakou
EAElissavet Anestiadou
Elissavet Anestiadou
EIEvangelia Ioannidou
Evangelia Ioannidou
KSKostas Siozos
Kostas Siozos
SAStamatis Angelopoulos
Stamatis Angelopoulos
Background and Objectives: Vascular access in cancer patients with limited mobility remains a persistent clinical challenge, although both devices and insertion methods have improved considerably. We present our clinical experience with at-home PICC placement, supported by real-world data from routine practice, in oncology patients unable to attend hospital care, exploring its feasibility, safety, and practical applicability. Materials and Methods: All PICC insertions were performed at patients’ bedside by a trained surgeon using sterile technique. A single- or double-lumen PICC catheter was inserted under ultrasound guidance, magnetic tracking, and intracavitary ECG confirmation to secure optimal venous entry and accurate tip positioning. Results: A total of 28 PICC lines were successfully inserted in 26 oncologic patients. Two patients required catheter re-insertion, one following accidental removal and one due to infection. In 26 of 28 cases (92.9%), insertions were completed on the first attempt, while two cases required a second attempt. Insertion in the Green Zone per the ZIM classification was achieved in 26 of 28 cases (92.9%), and only two required insertions in the Yellow Zone. The basilic vein was chosen in 75% of patients. A total of 23 single-lumen and five double-lumen catheters were inserted. In terms of complications, four cases of systemic infection occurred more than 15 days after insertion and were not considered insertion-related; two patients developed localized edema requiring anticoagulation, and four catheter occlusions were managed conservatively. Conclusions: At-home PICC placement appears to be a feasible and clinically applicable approach when performed by qualified and credentialed professionals. These observations, derived from real-world clinical experience, suggest a potential role for this model in selected patient populations. Using proper sterile technique and real-time tip confirmation tools, this intervention may contribute to improved continuity of care and reduced hospital visits in selected patients. These observations suggest a potential role for expanding outpatient vascular access programs in selected patient populations.