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Biomedical subjects

C Maggiore

Publications and source records attributed to C Maggiore.

17 recordsLinked to original sources

Outcome after early treatment of popliteal artery aneurysms.

BACKGROUND: Aneurysms of the popliteal artery are rare events with an estimated incidence of 0.1-2.8%. Their clinical importance depends on their propensity to cause thromboembolic complications or to rupture (18 to 31% of cases). This study was designed to assess the advantages of elective treatment of asymptomatic popliteal artery aneurysms so as to avoid the severe clinical manifestations that eventually arise if they remain untreated. METHODS: From 1980 to 1995, in our department we treated 28 popliteal aneurysms in 23 patients (19 elective operations and 6 emergencies). Three of the aneurysms proved amenable to fibrinolytic therapy alone. Follow-up lasted a mean 48 months (range 3 months to 15 years) in 20 patients (23 revascularizations). RESULTS: Global patency was 91.3%. Two thrombosed bypasses were treated by thrombolysis; in one case it did not resolve the ischaemia and the leg was amputated. In one case only, a graft became infected but this responded to conservative therapy with drainage and antibiotics. CONCLUSIONS: These findings suggest that popliteal aneurysms with good distal run-off should be repaired electively. Completely thrombosed aneurysms with coexistent limb-threatening ischaemia should be treated initially by thrombolysis. This will usually restore run-off and in some cases offers a valid alternative to emergency surgery for limb salvage.

Aged

Mandibular first and second molar. The variability of roots and root canal system.

The root and canal anatomy of mandibular first and second molars has normally recurring features, as well as a great number of atypias. Normally mandibular first and second molars have two roots, one is mesial and the other is distal, and at least three main canals. The roots of the second molar can change from one to three, the first molar can have also four roots; the canals can change from three to even six. The conventional root canal anatomy indicates the location of the initial access. The knowledge of both the normal and abnormal anatomy of molars shows the parameters under which root canal therapy is to be executed and can directly modify the probability of success. This is the reason why endodontists must be familiar with all abnormalities as well as their percentage. We present a review of the modern literature about the event of aberrances with references to the number and morphology in mandibular first and second molar root and root canals.

Dental Pulp Cavity

[Mixed amalgam-composite restorations. A new conservative technique].

The Authors used two different materials: amalgam and composite, for the restoration of the same dental element. This type of reconstruction, defined as "mixed-restoration" is analysed both theoretically, demonstrating the principles which allowed its realization, and from a practical view-point, through the presentation of three clinical cases which clarify the technique used.

Adolescent

[Ultrasonics in endodontics. Light microscope study].

The purpose of this study was to study the efficacy of an endodontic cleansing procedure to remove the pulp and the dentin from the root canal system with a new endodontic instrument proposed by J.M. Laurichesse, the Shaper.

Evaluation Studies as Topic