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Biomedical subjects

B Lewandowski

Publications and source records attributed to B Lewandowski.

At least 145 records · Page 8Linked to original sources

[Assessment of surgical-orthopaedic management in craniofacial injuries complicated with nasal liquorrhoea].

On the basis of experiences during 10 years with the cooperation of the departments of neurosurgery and maxillofacial surgery in the Province Hospital in Rzeszów the methods of surgical-orthopaedic management were assessed in craniofacial injuries. Out of 95 cases of craniofacial injuries treated in the years 1976-1985, in 42 cases (44.2%) nasal liquorrohea was present. For immobilization of the maxillary block in 32 cases Federspiel's traction was used, and in 5 cases interosseous binding of Adams. In 6 cases intermaxillary immobilization was applied. In this group of 42 cases of craniofacial injuries complicated with liquorrhoea in 24 (57.1%) liquorrhoea was stopped.

Cerebrospinal Fluid Rhinorrhea↗

[A case of primary cardiac myosarcoma].

The case of the very rare, primary malignant neoplasm of a cardiac origin was presented. Authors discussed diagnostic difficulties and clinical symptoms of a disease.

Heart Neoplasms↗

[Analysis of odontogenic perimaxillary inflammation processes].

Basing on retrospective analysis of 542 case histories the causes producing purulent perimaxillary inflammation processes most frequently have been presented taking causal teeth, their treatment method and the state of periapical tissues into consideration. From the analysis of the material it follows that never-treated teeth with gangrenous pulp (46.3%) are the most frequent cause of perimaxillary abscess while the teeth treated endodontically were the cause of these pathologic states in 24.3% of the cases. The specific observations prove the results obtained by other authors, namely that the teeth treated endodontically without periapical inflammatory changes are rarely the cause of perimaxillary purulent processes.

Dental Pulp Necrosis↗

The normal post-cholecystectomy sonogram: gas vs. clips.

Although both gas and heavy metals create multiple reverberations, they can be distinguished both in vivo and in vitro by the differences in origin (focus) and the duration (persistence) of the artifact. A phantom experiment showed that surgical clip artifacts emanate from short echogenic foci, and are persistent, whereas gas foci are either long or short, with evanescent artifacts. In 78 consecutive post-cholecystectomy patients, 96 per cent (24/26) of the patients with clips demonstrated multiple reverberation artifacts, whereas 6 per cent (2/31) of the patients without clips demonstrated several reverberation artifacts. Analyzing these characteristics as well as the positional relationships of reverberation artifacts in the porta hepatis and gallbladder fossa should enable one to suspect the post-cholecystectomy state and differentiate from an abnormal gas collection.

Cholecystectomy↗

Prolapsing Chiari malformation in tricuspid regurgitation: a moving filling defect in the inferior vena cava.

A membranous flap was observed during systole within the superior portion of the inferior cava in four patients who did not have either an indwelling catheter or a filtering device. In these cases, multiple views established that this line was not an artifact. Subcostal scans of the right atrium demonstrated a typical Chiari malformation. A diagnosis of tricuspid insufficiency was suspected because of the prolapsing Chiari malformation into the inferior vena cava, and confirmed by Doppler echocardiography. These cases expand the differential diagnosis of filling defects within the inferior vena cava, and emphasize the need for evaluating the right atrium as an extension of the cava, especially by sonographers who are not conversant with echocardiography.

Aged↗