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Biomedical subjects

José Luis Aguayo-Albasini

Publications and source records attributed to José Luis Aguayo-Albasini.

8 recordsLinked to original sources

[Traumatic Spigelian hernia. Elective extraperitoneal laparoscopic repair].

Traumatic Spigelian hernia is rare. These hernias are usually treated in the same admission through open surgery. We present a case of Spigelian hernia in a high anatomical location following injury, with a cutaneous lesion and preperitoneal hematoma. Delayed parietal repair was performed through extraperitoneal laparoscopy. Elective laparoscopic repair in this case avoided surgery in an injured area, providing clear cosmetic advantages to the patient. We describe a modification to the classical approach to facilitate access to high-lying Spigelian defects.

Abdominal Injuries↗

[Utility of frozen section in the surgical treatment of thyroid nodules].

OBJECTIVE: To present our experience of the use of frozen section (FS) in the operative management of thyroid nodules and determine the utility of this procedure when deciding the extent of thyroidectomy. PATIENTS AND METHOD: We performed a prospective and comparative study. The FS of patients who underwent surgery for thyroid nodules between 1995 and 2002 were evaluated. The results were compared with those of fine-needle aspiration cytology (FNA) and definitive biopsy. The sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV) and diagnostic accuracy of both FNA and FS were calculated. RESULTS: There were 469 thyroidectomies and 179 FS were performed. The results obtained for FNA and FS were, respectively: PPV: 100%/100%; NPV: 89%/90%; diagnostic accuracy: 89.5%/91%. When only "follicular hyperplasia" was included as the cytologic diagnosis, the PPV and NPV for FS were 100% and 86.7%, respectively. CONCLUSION: The diagnostic accuracy of FNAC and FS is similar. In cases of follicular hyperplasia, the sensitivity of FS is too low to rule out malignancy.

Adolescent↗

[The POSSUM scoring system: an instrument for measuring quality in surgical patients].

INTRODUCTION: The POSSUM scale (Physiological and Operative Severity Score for the enUmeration of Mortality and Morbidity) is a scoring system that is used to predict risk-adjusted mortality and morbidity rates in a wide variety of surgical procedures. In this prospective study, the validity of the POSSUM scale was evaluated in patients undergoing laparotomy in a general surgery department. PATIENTS AND METHODS: The POSSUM scale was prospectively applied in all patients undergoing elective and emergency laparotomy in the general surgery department of a level II hospital over 8 months. A total of 105 patients were included, of which 24 underwent emergency laparotomy and 81 underwent elective surgery. Predicted mortality and morbidity rates were calculated by using the POSSUM scale. These results were compared with actual outcomes by using Fisher's test. RESULTS: The mean physiological score was 23.4 points (range: 12-40 points), while the mean surgical score was 11.3 points (range: 6-24 points). Three patients died during the postoperative period and 47 had morbidity. When the observed results for mortality were compared with those predicted by the POSSUM scoring system, no significant differences were observed in the analysis by risk groups, except in the risk group < 20 %, in which the POSSUM scale overestimated mortality. The risk of morbidity was underestimated by the POSSUM scale in the risk group < 20 %. CONCLUSION: The POSSUM scoring system is a useful predictor of morbidity and mortality in patients undergoing emergency and elective laparotomy.

Adolescent↗

Obturator hernia as a cause of chronic pain after inguinal hernioplasty: elective management using tomography and ambulatory total extraperitoneal laparoscopy.

Obturator hernia is a rare variety of pelvic hernia. Preoperative diagnosis is still uncommon and influences treatment and prognosis. Clinical suspicion and tomography are fundamental for establishing a preoperative diagnosis. Subsequently, elective treatment via the total extraperitoneal laparoscopic approach seems to offer the best results for both the patient and the hospital. This management might reduce the high rates of associated morbidity and mortality. We present the case of a patient with chronic pelvic pain after hernia surgery in whom tomography confirmed the existence of a bilateral obturator hernia. Details are given of diagnostic and therapeutic management using ambulatory total extraperitoneal laparoscopy. We recommend ruling out obturator hernia as a possible cause of chronic pain after hernia repair.

Ambulatory Surgical Procedures↗

[Evaluation of a clinical pathway for laparoscopic cholecystectomy].

INTRODUCTION: Clinical pathways are standardized plans for the integral care of specific processes. In March 2002, a clinical pathway for laparoscopic cholecystectomy was introduced in our service. The aim of the present study was to evaluate this pathway 1 year after its implementation. METHODOLOGY: All patients included in the clinical pathway since its introduction were studied. Evaluation criteria included compliance, indicators of the effectiveness of clinical care, economic impact and indicators of satisfaction based on a survey. The results were compared with those in a series of patients who underwent surgery in the year before the introduction of the clinical pathway. Our hospital uses analytical accounting and the mean cost per process before and after the introduction of the clinical pathway was analyzed. RESULTS: A series of 160 consecutive patients who underwent surgery during the year prior to the creation of the clinical pathway and who fulfilled the accepted inclusion criteria was evaluated. The mean length of hospital stay was 3.27 days. The mean cost per process before the introduction of the pathway was 2149 (+/- 768) euros. During the first year after the introduction of the pathway, 140 patients were included with an inclusion rate of 100%. The mean length of hospital stay in patients included in the clinical pathway was 2.2 days. The degree of compliance with length of hospital stay was 66.7%. The most frequent causes of breach were staff-related, followed by patient-related (oral intolerance, pain, etc.). The mean cost in patients included in the clinical pathway was 1845 (+/- 618) euros. CONCLUSIONS: Laparoscopic cholecystectomy is a suitable process with which to initiate systematization of clinical pathways. The results show that length of hospital stay has been significantly reduced without increasing morbidity. Patient satisfaction has been high.

Cholecystectomy, Laparoscopic↗