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Biomedical subjects

K H Austermann

Publications and source records attributed to K H Austermann.

At least 37 records · Page 2Linked to original sources

[A new functional durable mold after surgical correction of vaginal aplasia (author's transl)].

Unsatisfactory long-term results following operative construction of a neo-vagina are often produced by contraction in the upper third of the blind vagina. These contraction tendencies can only be halted by use of durable molds. Standardized phalli are not, in our experience, well-suited for this purpose. Fabrication and fitting of an individual durable mold of tissue-neutral plastic, adapted to pelvic stability and function and yielding a good measure of success, are described.

Dilatation↗

Titanium implants as a temporary replacement of mandible. A report of 30 cases.

In a 5-year period, 30 titanium implants (Bowerman and Conroy 1969) were utilised for the reconstruction of mandibular defects following tumour operations. Of these, 20 implants were removed prematurely. Reasons for early removal were: 1. postoperative dehiscence of wound (5), 2. perforation through the skin or mucosa (5), 3. infection of graft bed (7), 4. breakage of the implant (1), 5. tumour recurrence (2). A total of 9 implants were retained for one or more years. The results are compared with those of Bowerman (1974). Reasons for the early loss as well as the clinical implications are discussed.

Biocompatible Materials↗

The importance of retrograde phlebography in the diagnosis of orbital lesions.

The authors describe a technique for retrograde phlebography of the orbit. A selection of the typical findings in 51 cases of orbital phlebography is presented. The diagnostic importance of the examination in cases of similar clinical symptoms has been stressed. This method is best suited to the investigation of cases of venous malformation, especially of the intra-orbital, peri-orbital and retro-orbital area. Side-effects and complications have been described. A comparative assessment against other competetive methods of investigation, like the computer tomography has been attempted.

Cavernous Sinus↗

[Ophthalmological long-term effects of malar fractures (author's transl)].

In the years 1964 to 1974 138 patients with malar fractures were treated by operation. After follow-up examination on an average of 3 years and 10 months after the operations the occuring complications in 61 patients were revealed. On the first stationary admission to hospital 14 patients complained of diplopia; on the follow-up examination only 5 paresiae were found. On the first examination after the accident 35 patients had hypoaesthesiae, anaesthesiae or paraesthesiae in the area of supply of the ophthalmic and maxillary nerves. It is remarkable that in the follow-up examination 29 patients complained still of these disturbances. Perforating injuries were not found in these patients. 2 patients had however traumatic macular foramina. 2 further patients had partial optic atrophy, a result of fracture in the region of the optic canal.

Accidents, Traffic↗

[Anesthesia risks in inflammatory processes in the floor of the mouth-neck region (author's transl)].

Anesthesia for surgical treatment of extensive floor of the mouth-neck phlegmons has a particularly high risk rate. The general condition of the patients to be treated is poorer; respiratory passages are constricted by inflammation-induced swelling. The resulting hypoxia is a main factor in the pluricausal origin of hyperreflexia. Three cases selected from the author's own patients show the problems which occur with this particular clinical picture. The consequences of an adequate preparation for and induction of anesthesia were presented.

Adult↗

[Malformation of the tear ducts associated with clefts in the face (author's transl)].

A case of malformation of the tear duct associated with clefts in the face is described. To our knowledge this combination has not been described before. The whole symptoms complex consisted of: bilateral cleft lip upper jaw and gum, choanalatresia, mucocele of the left nasal cavity from adhesions of the lower concha with the nasal septum, cystic dilatation of the tear sac at the connection to a bony naso-lacrimal duct. Right inguinal hernia, syndactyly of the first and second left toes, iris-chroid coloboma right with congenital cataract and unilateral right convergent squint. Because of the advanced dacryocystitis on the basis of the congenital dacryostenosis, and external dacryostorhinostomy (modified after Kaleff 1937) was performed after pre-treatment by instillation of antibiotic solutions in the tear ducts. At the same time the nasal cavity mucocele was opened by partial excision of the lower concha and opening the choanal atresia. After a post-operative course free of complications and with clear patency of the tear ducts the oral surgical operation was done--closure of the face clefts. The chromosome analysis was normal the only abnormal result here was an unexplained slow rate of multiplication of lymphocytes in four cultures inoculated at various points of time. Because we could not find any hereditary factors, this symptom complex is probably due to exogenous embryo damage during the early development phase.

Abnormalities, Multiple↗

[Clinical, radiologic and histomorphological aspects of the hemangiopericytoma head and neck region].

Three hemangiopericytomas of the head and neck region with different clinical development are presented. In one patient the tumor was benign, in the two others malignant. In contrast to the opinion prevailing in the literature, histological criteria were found by means of which the degree of malignancy of these three tumors could be established. Irrespective of the degree of malignancy, radical surgery is recommended as therapy. Postoperative radiotherapy follows in those cases where a safety margin of clinically non-involved tissue surrounding the tumor could not be removed.

Aged↗

[Diagnostic and therapeutic aspects of myeloma from the point of view of the dentist and the oral surgeon].

Data on 10 patients with myelomatosis from three different maxillo-facial surgery departments are compiled and case histories, clinical courses, radiographs and therapies are studied. The data are compared with 51 cases reported in the literature. The main emphasis of the studies was on: 1. Diagnosis on the basis of the first symptoms in the maxillary region. 2. Prophylaxis and therapy of oral complications.

Aged↗