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Biomedical subjects

G Pavanini

Publications and source records attributed to G Pavanini.

9 recordsLinked to original sources

Spinal involvement in Pyle's disease.

BACKGROUND: Pyle's disease is a rare skeletal dysplasia involving the metaphyses of long bones. To date, spinal involvement has been only rarely described in the literature. OBJECTIVE: To show that spinal changes, which are an expression of the same growth defect of the long bones, are an important and constant sign of the disease in the families studied. MATERIALS AND METHOD: The radiographic skeletal changes in five patients have been observed. RESULTS: The pathognomonic metaphyseal widening of tubular bones (known as the 'Erlenmeyer flask sign') was associated with the spinal changes in all cases. Radiographic findings in the spine varied from moderate platyspondyly to the bodies having the appearance of a biconcave lens. This may be attributed to two main causes: (1) a defect in the modelling process of the vertebrae (comparable to that observed in the metaphyses) and (2) chronic pathological fractures secondary to osteoporosis (a typical feature of Pyle's disease). CONCLUSIONS: The finding of platyspondyly of varying severity widens the spectrum of radiographic findings in this disease and can assist in diagnosis.

Adolescent↗

[Postoperative cervical spondylitis. Apropos of 5 cases].

The authors reported 5 cases of post-operative cervicalgia of spondylodiscitic nature. Authors deem that this severe complication is to be attributed to the three following factors: microtraumatisms of cervical rachis with consequent local microcirculatory troubles; bacteremia provoked by anesthesiological manipulation (intubation, tracheal or oropharyngeal aspiration) or by the surgical operation and decrease in the immune response caused by operation and by used anesthetic drugs. Severe radiological alterations of the structure of cervical vertebrae and of the intersomatic space appear around 2-3 months after the surgical operation. They recover 8-12 months after the operation. They are preceded and accompanied by clinical signs and symptoms that lead the patient to go for several specialists' visits and subsequent hospitalizations. The authors think that the identification of cervicalgia of spondylodiscitic nature must lead the anesthetist to take necessary measures i.e. to immobilize the neck and to administer antibiotics.

Adult↗

Surgical treatment of congenital club foot. (Comparison of the results of Codivilla's operation with those of Turco's modification).

The purpose of this paper is to compare the results of the classical Codivilla operation with those obtained from the same operation as modified by Turco. The authors have assessed ninety one feet in sixty eight patients treated between 1968 and 1975. The severity of each foot was assessed before and after corrective treatment according to the classification of Manes et al., 1975. The results were determined according to the classification of Mastragostino et al., 1976, based on the clinical, radiographic and functional findings. In this connection, the authors attached particular importance to the dorsiflexion test. Based on their findings in this survey, the authors assert that Turco's modification of the classical Codivilla operation enhances the results.

Age Factors↗

[Diaphysary resection using Colzi's method in the treatment of Volkmann's syndrome].

The AA, report one case of Volkmann's contracture in a patient 8-1/2 years old treated by shortening of the ulna and radius according to Colzi's procedure. The reasons why such method was chosen are explained and the excellent result obtained described. In the light of their experience the AA. deem that the Colzi's procedure is still valid, also on the account that does not preclude the possibility to perform other procedure.

Angiography↗

[Solitary bone cysts].

Fifty-eight cases of solitary bone cyst are reported. Clinical and radiological features and the results of surgical treatment are discussed. In the evolution of bone cysts and in particular those of the humerus two forms of the disease can occur; that of the metaphysis and that of the diaphysis with pecliar features and indications for treatment. Permanent repair of a cyst is possible only after internal reconstruction of the involved segment.

Adolescent↗

[Traumatic luxation of the hip in children].

The authors report the long-term results of the non-surgical treatment of 15 cases of traumatic dislocation of the hip during the growth age, followed-up after an average of 14 years (5-26 years). There were 14 cases of posterior dislocation and 1 case of anterior dislocation (the latter complicated by ischemia due to compression of the common femoral artery), in patients aged from 3.5 to 15 years (average age 11 years). All of the cases were treated by non-surgical reduction under general anesthesia in an emergency situation, and a plaster cast which was worn for 30-55 days. At long-term follow-up the results were evaluated as follows good, with complete healing, in 67% of the cases; fair, with moderate, non-symptomatic radiographic arthritic changes, in 26%; poor in only 1 case (7%) which was complicated by necrosis of the femoral head. Post-traumatic arthrosis and cephalic necrosis were observed in patients aged more than 10 years, and where fracture was associated with the dislocation, indicating trauma of considerable intensity. The duration of immobilization in a plaster cast and no weight-bearing did not influence the results. Traumatic hip dislocation during the growth age has a better prognosis as compared to that occurring during adult age. Particularly favorable prognostic factors are age under 10 years and the absence of fractures associated with the dislocation.

Adolescent↗

[Septic arthritis in children].

Seventy-five cases of children affected with septic arthritis for a total of 85 joints were followed-up after an average of 6 years and 9 months and evaluated according to Rigault clinical and radiographic criteria. Prognosis of the disease was related to age (less favorable results during neonatal age), to the joint affected (the hip and shoulder obtained the worst results, the knee the best), and to delay in diagnosis. Early and suitable surgical treatment associated with systemic antibiotic therapy is required.

Arthritis, Infectious↗

[Complications of supracondylar fractures of the humerus in children].

Vascular, neurological and bony complications of sopracondylar fractures of the humerus in children are discussed in detail. A series of cases seen and treated at the Orthopaedic Clinic of the University of Padua are reviewed. Most cases were treated conservatively with good results. Neurological and vascular complications cleared completely, functional recovery was most satisfactory with minimal axis deviation after manipulation of the supracondylar area. In conclusion, conservative treatment remains the treatment of choice for this injury. Local conditions or complications can, in a very limited number of cases, require surgical intervention.

Adolescent↗