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Biomedical subjects

G Deodato

Publications and source records attributed to G Deodato.

At least 19 recordsLinked to original sources

[Efficacy of continuous intercostal analgesia versus epidural analgesia on post-thoracotomy pain].

The authors compare the efficacy of epidural morphine analgesia with continuous intercostal extrapleural block using bupivacaine 0.5% after thoracotomy. They affirm that antalgic treatment in thoracotomised patients is the most important factor in preventing the onset of major complications that may negatively influence the results of surgery. The efficacy of the analgesic techniques examined was evaluated using El-Baz's visual analogic scale of pain, through the analysis of spirometric values and on the incidence of postoperative complications. The authors demonstrate that the extrapleural continuous nerve block is a reliable method of post-thoracotomic analgesia.

Adult

[Pleuro-pericardial cysts. Case reports and clinical-diagnostic as well as therapeutic considerations].

Three patients with pleuropericardial cysts are reported. The authors accoding to what exists in literature confirm the congenital origin of this relatively rare pathology. It is benign and rapresents 6-19% of all mediastinal neoplasms. This lesion is more common in adults and prefer IV-VI decade of life. Usually this cyst constitute a casual radiological report because most of these tumours are asymptomatic. In our experience only one case was characterized by dyspnea. The authors, besides, consider CT of great help in diagnosis of pleuropericadial cyst in view of its high specificity. Thoracoscopy, result very important to diagnosis and exeresis of this neoplasm when doubts no persist as to the true nature of the lesion. Surgical treatment of pleuropericadial cyst is the only therapy. In our experience thoracotomy was preferred with excellent results and no postoperative complications or recurrences.

Female

[Spigelian hernia: apropos of two cases].

Two observed cases of spigelian hernias in 54 years and 62 years old men leads to an analysis of the diagnostic clinical and therapeutic aspects of this rare abdominal pathology. It represents 1-2% of all abdominal hernias and can occur anywhere along the semicircular line of Douglas, but in 90% of cases its most frequent localization is from the level of the umbilicus to the inguinal area. Diagnosis can be difficult because of non-specificity of symptoms. Many times Spigelian hernia is masked by abdominal fat and the only symptom is pain. TAC plays a primary role in the diagnosis of spigelian hernia, infact with it, detailed characteristiques and location of the hernia, hernial content, other intra-abdominal pathology, are recognized. The only treatment of spigelian hernia is surgical; many times it is diagnostic and therapeutic. A pararectal skin incision permits an accurate exploration of the abdominal cavity and an cautious choice of aponeurosis to the plastic repair.

Abdominal Muscles

[Stomach leiomyosarcoma. Clinico-diagnostic considerations and therapeutic criteria].

An observed case of leiomyosarcoma of the stomach in a 67 year old man leads to an analysis of the diagnostic, clinical and therapeutical aspects of this myoid tumour in the digestive tract representing 50-60% of cases. Symptoms are aspecific and gastric bleeding is the most common sign (50%). leiomyosarcoma always presents considerable problems of diagnosis and represents the most important among the various examined diagnostic investigations but it is maintained that surgery many times plays a primary role in the diagnosis of this tumour. The accuracy of gastrofiberoscopic biopsy is limited by frequent false-negative cases. False negative cases are obtained because the tumour tissues are usually covered by gastric mucosa and so the biopsy with standard forceps is too small and too superficial. The ultrasonographic finding of a gastric leiomyosarcoma is variegated, in fact it can be hyperechoic or hypoechoic. Frequently we can see echo-free spaces due to liquefactive necrosis and in such a case, an echogenic rim is demonstrable. According to our experience ultrasonography is very important in post-operative follow-up. The TC study can be considered superior to the other diagnostic investigations, in fact with it, detailed characteristics and location of the tumour, invasivity, metastatic dissemination, are recognized. It is still controversial the criterium concerning the diagnosis of malignant smooth muscle tumour of the gastrointestinal tract. We believe that number of mitoses (having five or more mitotic figures x 10 high-power fields), cellularity, pleomorphism, atypicality, together with macroscopic aspects (size, bleeding, ulcerations, necrosis, invasivity) are the most reliable indicators of malignancy.(ABSTRACT TRUNCATED AT 250 WORDS)

Aged

[Thoracic neurinoma: a case of a giant neurinoma].

Having observed 6 cases of benign tumours deriving from nerve sheaths, one of which was of exceptional size (19 x 11 x 10 cm), with an endothoracic localization over the past 5 years, the Authors analyse the etiopathogenetic problems, anatomo-clinical symptoms and the possible methods of treating these endothoracic tumours. Neurinomas represent between 60 and 70% of mediastinal neurogenic tumours which account for 20% of all cancers of the mediastinum. Their typical localization is the posterior mediastinum, along the paravertebral grooves, and the dimensions of these tumours vary between 3 and 8 cm, although on rare occasions they reach 15 cm. In all cases except that of the giant neurinoma, surgery took the form of straightforward enucleation. Follow-up has not revealed recidivation in any of the cases operated.

Adult

[Hamartochondroma of the lung. Apropos 11 cases].

The authors take the opportunity of 11 cases of pulmonary hamartomas observed during the last 10 years, to specify the clinical and diagnostic problems and the therapeutic possibilities of this rare pulmonary neoplasm. The hamartochondroma is found mainly in the male sex, between the age of the fifth and sixth decades of life; the size of the neoplasm varies from 2 to 4 cm, rarely exceeding 10 cm. In 8 cases the operation was the simple enucleation of the hamartochondroma or its removal by atypical resection: in only one case, become of the conspicuous dimensions of the neoplasm, was it necessary to perform a typical lobectomy. The follow-up did not demonstrate any relapse, or the appearance of carcinoma of the lung in any of the cases under observation and surgically treated.

Adult

[Intrathoracic hemangiopericytoma localized in the mediastinum].

The paper reports a case of intrathoracic hemangiopericytoma localised in mediastinum which was brought to the authors attention and treated surgically. Having analysed the tumour's macro- and microscopic histological and biological features and the most suitable methods of diagnosis, the authors stress that, in line with international literature, radical surgery extended to the surrounding tissues is the elective surgical treatment for hemangiopericytoma in a mediastinal site.

Adolescent

[Nipple discharge].

The Authors examine the various types of breast discharge concentrating in particular on the secretions due to inherent pathology. After having studied origin, they concentrate on the diagnostic significance and the limits of exfoliative cytology and contrast mammography. The Authors conclude by presenting an original protocol of treatment of the afflicted breast illustrating in addition, the various surgical techniques proposed for the cure of the sicknesses of intramammary origin that cause abnormal discharge.

Adult

[The automatic stapling devices: a real progress in the resections of pulmonary tissue (author's transl)].

The Authors describe their experience in the resections of pulmonary tissue performed with the use of American automatic staples TA and GIA after having illustrated the surgical techniques allowed by them, and in most use, the Authors conclude by reviewing the numerous advantages, both operatory and clinical, of the metallic suture applied by the staplers, which confirm the validity of their use in pulmonary resections.

Evaluation Studies as Topic

[Clinical and therapeutic considerations on bochdalek's congenital posterolateral diaphragmatic hernia (author's transl)].

The Authors describe 5 cases of Bochdalek's posterolateral diaphragmatic hernia in terms of their clinical, diagnostic, and therapeutic aspects. They also explain their criteria in the choice of surgical approaches and describe reconstruction methods used in the repair of large hernias. Finally, they propose a special schedule of postoperative management to be used in connection with neonatal surgery, where surgical mortality is still high.

Child, Preschool

[Indications and limitations of bronchography in surgery of carcinoma of the lung].

Starting from a consecutive series of 53 bronchographies performed under local anesthesia, in subjects with carcinoma of the lung ascertained by operation, the Authors analyse both the bronchographical aspects which most frequently come under the surgeon's observation, and the usefulness of this investigation in formulating the operating plan. As regards carcinomas of the large and medium bronchi, the bronchographic aspects they found most frequently are occlusion (82%) both in the form of sudden arrest and in the form of a cone image and stenosis (18%). In peripheral carcinomas, on the other hand, most characteristic bronchographic signs are identified as occlusion (58%) (amputation and stenosis) and dislocation (38%) with rigidity of one or more small calibre bronchi (rigid impairment). On the basis of their experience the Authors conclude that bronchography constitutes an almost indispensable examination for diagnostic purposes in malignant neoplasias, especially in the initial stage, when located outside the field of action of bronchoscopy, and can supply elements indispensable in the preoperative operatability judgement. In fact it not only gives very reliable information on the anatomical situation of the bronchus, as well as on the site and presumed starting-point of the neoplasia, but also supplies more approximate elements with regard to the extent of the neoplasia and any presence of lymphoglandular metastases.

Bronchial Neoplasms

[Gastric diverticula].

The Authors, on the basis of two recently observed cases of gastric diverticula, emphasize its relative rarity and set out the various aetiopathogenetic theories of the disease. In this connection they point out that, apart from congenital alterations, particular importance may attach to gastric dyskinetic factors. The Authors conclude by discussing the diagnostic difficulties posed by gastric diverticula and setting out the modern possibilities of study and therapy of the disease.

Diverticulum, Stomach