abstract：:Four low-vacuum systems and 6 high-vacuum systems were examined concerning their pressure-volume relationships. For each type the maximum filling volume for sufficient drainage of wound secretions was determined. The use of a wound fluid substitute instead of water resulted in a lower aspiration volume. Enlargement of...

journal_title：HNO

authors： Mohadjer C,Siegert R,Weerda H

更新日期：1993-12-01 00:00:00

abstract：:The case of a 7-year-old boy who suffered a convulsion during parenteral infusion of naftidrofuryl is reported. The effectiveness of adding naftidrofuryl to infusions designed to increase cochlear blood flow in cases of sudden hearing loss has been keenly debated in the otologic literature. Several hazards are associa...

journal_title：HNO

authors： Maier W,Löhle E

更新日期：1993-11-01 00:00:00

abstract：:Acute sinusitis is a frequent complication in ventilated intensive care patients and may be a possible source of pneumonia or septicemia. A study of 49 ventilated intensive care neurosurgical patients without previously known disease of the paranasal sinuses or midface fractures was conducted retrospectively from 1989...

journal_title：HNO

authors： Eistert B,Furch B,Glanz H

更新日期：1993-10-01 00:00:00

abstract：:Deflection of the hair bundle of isolated outer hair cells from the guinea pig cochlea can induce a receptor potential. Outer hair cells from the third and fourth turns of the guinea pig cochlea were isolated according to the method described by Zenner et al. Cells were maintained in Hank's balanced salt solution at r...

journal_title：HNO

authors： Preyer S,Pfister M,Hemmert W

更新日期：1993-10-01 00:00:00

abstract：:The aim of this study was to confirm the hypothesis based on clinical observations of a causal relationship between arterial hypotension and sudden hearing loss of lower frequencies. A noninvasive system was used that enables repeated blood pressure measurements at programmable time intervals. With this method 24-hour...

journal_title：HNO

authors： Ross UH,Brademann G,Lehnhardt E

更新日期：1993-09-01 00:00:00

abstract：:In the course of a clinical study we examined young men believed to have normal hearing. Volunteers with a positive history for noise deafness were excluded from further study. Normal hearing was verified by pure-tone audiometry if the hearing loss did not exceed 15 dB for each test tone between 250 Hz and 8000 Hz. As...

journal_title：HNO

authors： Spaeth J,Klimek L,Döring WH,Rosendahl A,Mösges R

更新日期：1993-08-01 00:00:00

abstract：:Distorsion product otoacoustic emissions (DPOAE) are generated by a continuous bitonal stimulation of the cochlea. The resulting emissions are measurable in a definite mathematical function of the primaries (mf1 +/- nf2; f1 < f2). In humans sound emission at the frequency 2f1-f are usually detectable. To determine if ...

journal_title：HNO

authors： Plinkert PK,Harris FP,Probst R

更新日期：1993-07-01 00:00:00

abstract：:The symptom dysphagia is defined and an interdisciplinary team approach emphasized. A step like diagnostic approach in oropharyngeal dysphagia is described, including transnasal pharyngo-laryngo-fiber endoscopy, videofluoroscopy and the "modified barium swallow." First, all of the organic changes causing oropharyngeal...

journal_title：HNO

authors： Jahnke V

更新日期：1993-06-01 00:00:00

abstract：:The non-surgical treatment of vestibular disorders must be based on current knowledge of vestibular pathophysiology. It is generally accepted that after vestibular lesions a self-repair mechanism exists that allows a more or less complete recovery. In cases of persisting vestibular complaints the physician's duty cons...

journal_title：HNO

authors： Hamann KF

更新日期：1993-05-01 00:00:00

abstract：:Ionomeric bone bond cement (Ionocem) is a new alloplastic bone replacement material, which was used by us for functional and aesthetic purposes in surgery of the head and neck. We have used the cement 44 times (in 43 patients) for repair of skull and mid-face trauma, reconstruction of defects after tumor removal and f...

journal_title：HNO

authors： Thallemer J,Draf W

更新日期：1993-02-01 00:00:00

abstract：:We report the medical history of a 19 year old female patient with isolated laryngeal sarcoidosis, who was followed for 12 years. It illustrates the typical course of the disease with remissions and relapses until the inflammation is "burnt out." Although the laryngoscopic findings of pale-red swollen supraglottic str...

journal_title：HNO

authors： Benedict M,Schultz-Coulon HJ

更新日期：1992-12-01 00:00:00

abstract：:The work here presents the first part of a prospective study regarding the clinical use of evoked otoacoustic emissions (EOAE) in adults. Sixty subjects with normal hearing and 160 patients suffering from cochlear hearing loss were tested. The results were used to develop and optimize analysis criteria for the emissio...

journal_title：HNO

authors： Uppenkamp S,Neumann J,Aurbach G,Kollmeier B

更新日期：1992-11-01 00:00:00

abstract：:The term "selectivity" means the ability to correctly select speech in the presence of other kinds of noise. In the literature the term "selectivity" is used very differently with regard to the different levels of the hearing system. In actual practice a separation of this term is important for possible audiometric to...

journal_title：HNO

authors： Dieroff HG

更新日期：1992-10-01 00:00:00

abstract：:A retrospective study of 199 surgically treated skin carcinomas showed that the majority of the insufficiently resected tumors had a maximum diameter of 10 mm. A surgical concept is presented which allows reliable histological control of the tumor margins and an exact resection of any residual carcinoma. This therapeu...

journal_title：HNO

authors： Ermanni D,Grossenbacher R

更新日期：1992-09-01 00:00:00

abstract：:The horizontal vestibulo-ocular reflex was studied in normals and 35 patients with an acute or compensated unilateral peripheral vestibular deficit (PVD) in order to determine the efficacy of different response measures obtained from a rotating chair test in localizing the deficit side and defining its central compens...

journal_title：HNO

authors： Allum JH,Honegger F,Schicks H

更新日期：1992-08-01 00:00:00

abstract：:Explants of stria vascularis and spiral ligament of the guinea pig cochlea were cultivated and after 2 days fibroblast-like cells were found growing around the explant. Marginal cells advanced at 15 microns/day to the border of the explant, and after 2 weeks they proliferated on top of a thin layer of fibroblast-like ...

journal_title：HNO

authors： Gitter AH

更新日期：1992-06-01 00:00:00

abstract：:A total of 57 children aged between 5 and 15 years underwent endoscopic ethmoid surgery for recurrent acute or chronic rhinogenic sinusitis, chronic sinusitis associated with bronchial asthma or chronic bronchitis, early rhinogenous orbital complications and paranasal sinus disease associated with mucoviscidosis. The ...

journal_title：HNO

authors： Küttner K,Siering U,Looke G,Eichhorn M

更新日期：1992-05-01 00:00:00

abstract：:Transtympanic electrocochleography (ECoG) enables auditory evoked potentials to be recorded directly from the peripheral organ, and ECoG recordings can be used as a routine during operations. Examples of cochlear and eighth nerve monitoring in middle ear, inner ear, and cerebellopontine angle surgery are given. This m...

journal_title：HNO

authors： Höhmann D

更新日期：1992-04-01 00:00:00

abstract：:The cochlear implant surgeon would like to insert the electrodes into the cochlea as deep as possible. With the Nucleus Cochlear Implant Mini System 22 often he succeeds until even all 10 blind rings disappear in the cochlea. By coating the electrodes with hyaluronic acid (Healon) it will be facilitated and additional...

journal_title：HNO

authors： Lehnhardt E

更新日期：1992-03-01 00:00:00

abstract：:A rare case of an adult with a large retropharyngeal cold abscess arising from a lesion of the upper cervical spine and causing airway obstruction is presented. The incidence, clinical features, and early diagnosis of spondylitis by magnetic resonance tomography, and the management of a retropharyngeal abscess are dis...

journal_title：HNO

authors： Höhmann D,Höhmann M

更新日期：1992-02-01 00:00:00

abstract：:Ototoxic side effects of cisplatin have often been reported, but no conclusive data have been reported about carboplatin ototoxicity. We investigated the vestibular toxicity of carboplatin therapy in two groups of 18 patients with head and neck cancer. The treated group was examined before, during and after chemothera...

journal_title：HNO

authors： Bauer FP,Westhofen M

更新日期：1992-01-01 00:00:00

abstract：:The elderly show a general reduction of their bodily and mental reactions. They become slower to react and their sensory ability decreases, e.g. hearing, vision, smell and taste. With increasing age, disturbances of the balance system are found more frequently, resulting in dysequilibrium, vertigo, lightheadedness and...

journal_title：HNO

authors： Aust G

更新日期：1991-12-01 00:00:00

abstract：:Subclinical invasion of the facial nerve by acoustic neuromas may be identified preoperatively using conventional electroneurography (ENOG). The clinical application of extratemporal stimulation distal to the stylomastoid foramen is limited in these cases because of the more proximal site of the lesion. Transcranial m...

journal_title：HNO

authors： Höhmann D,DeMeester C,Duckert LG

更新日期：1991-11-01 00:00:00

abstract：:Sudden inner ear hearing loss initially might suggest a psychogenic disorder of hearing, particularly when it is bilateral and simultaneous. The differential diagnosis includes disseminated encephalitis, syphilitic labyrinthitis and Cogan's syndrome. The history and cause of acute bilateral deafness in meningitis are ...

journal_title：HNO

authors： Lehnhardt E

更新日期：1991-10-01 00:00:00

abstract：:Interleukin 2 (IL-2) is predominantly produced by T-helper cells (TH1) having the phenotype CD4+, and by subpopulations of thymocytes after antigenic or mitogenic stimulation. IL-2 causes an indefinite growth of T-cells, and its function depends on binding to IL-2 receptors (IL-2R alpha and IL-2R beta). Thus the immun...

journal_title：HNO

authors： Wustrow TP

更新日期：1991-09-01 00:00:00

abstract：:We investigated 15 patients with unilateral facial paralysis using gadolinium(Gd)-DTPA (diethylenetriamine pentaacetic acid) enhanced (magnetic resonance imaging (MRI). Eleven were idiopathic and 1 each was due to basal skill trauma, Lyme's disease, Foville's syndrome and herpes zoster oticus. Ten of 11 Bell's palsies...

journal_title：HNO

authors： Doringer E,Albegger K,Sinzinger G,Schmoller HJ

更新日期：1991-09-01 00:00:00

abstract：:Interleukin 1 (IL-1) has several fundamental immunoregulatory, haematological, metabolic and physiological effects. It coordinates the different cellular interactions in wound healing and inflammation, but most importantly it stimulates the activation and differentiation of pre-B-cells and T-cells, the attraction of n...

journal_title：HNO

authors： Wustrow TP

更新日期：1991-08-01 00:00:00

abstract：:Enteral nutrition via a nasogastric tube is widely used but is inconvenient for patients: the nostril and skin of the nose become irritated and ulcerated, and the tube causes pain and psychological trauma. We have developed a new system which combines the security and ease of nasogastric tube feeding with comfort for ...

journal_title：HNO

authors： Milewski C

更新日期：1991-07-01 00:00:00

abstract：:A retrotonsillar abscess is a dangerous complication of acute tonsillitis that can be fatal if treatment is delayed. We report the pre-operative findings of flexible endosonography and transcutaneous sonography of a patient with retrotonsillar abscess. The results show, that the new digitally guided, flexible probes o...

journal_title：HNO

authors： Heppt W,Tasman AJ

更新日期：1991-06-01 00:00:00

abstract：:Five patients with different causes of disequilibrium are presented: acute left-side periphal-vestibular function loss, post-traumatic central-vestibular disorder, cerebellar ataxia, ataxia in gonarthrosis and induced by cervical spine. The posturographic findings are recorded and the possibilities of differential dia...

journal_title：HNO

authors： Reicke N

更新日期：1991-04-01 00:00:00

abstract：:CSF rhinorrhea is called spontaneous if it is due neither to a trauma, nor an intracranial tumour or a congenital malformation. Spontaneous CSF rhinorrhea is extremely rare: the fistula is usually found in the roof of the ethmoid sinus, less often in the walls of the sphenoid sinus. There is a striking prevalence of f...

journal_title：HNO

authors： Benedict M,Schultz-Coulon HJ

更新日期：1991-01-01 00:00:00

abstract：:Twenty-one patients with tumors or chronic inflammation of the parotid gland were examined both by MRI and ultrasound. The findings of MRI were compared with sonography and with the findings of other imaging methods. In most cases MRI provided valuable additional information about the structure of the gland and the ex...

journal_title：HNO

authors： Nitsche N,Waitz G,Iro H

更新日期：1990-12-01 00:00:00

abstract：:In 1987 Lopez published the results of a survey of voice rehabilitation after total laryngectomy as carried out by 400 North American ENT surgeons. In order to obtain the same information on the current state of voice rehabilitation in the German Federal Republic we did a similar survey of 103 ENT clinics. Ninety-five...

journal_title：HNO

authors： Hagen R

更新日期：1990-11-01 00:00:00

abstract：:The serum glycoprotein TAG-72 level was determined in 34 patients with chronic laryngitis or ENT malignancy. This marker is in widespread use in cases of gynaecological and gastrointestinal malignancy. TAG-72 levels did not differ significantly either from the levels of healthy subjects or in the post-operative follow...

journal_title：HNO

authors： Altissimi G,von Garrel C

更新日期：1990-10-01 00:00:00

abstract：:Since 1975 we have treated nine patients with a malignant haemangiopericytoma. Three patients died 5, 9 and 14 years later of metastasis in the lung, liver, skeletal system and mastoid. However, five of the patients are still alive. Regular clinical and radiological follow-up is performed, the average period of follow...

journal_title：HNO

authors： Weber BP,Schrader M,Inniger R

更新日期：1990-09-01 00:00:00

abstract：:There is increasing evidence of an association between occupational factors and head and neck cancer. The present paper reviews the most relevant epidemiological studies published within the last 30 years. Generally these studies indicate an increased cancer risk for "blue collar workers" exposed to dust or inhaled or...

journal_title：HNO

authors： Maier H,de Vries N,Weidauer H

更新日期：1990-08-01 00:00:00

abstract：:Fifty-one patients with inverted papillomas of the nose and paranasal sinuses underwent surgery, 35 by an intranasal endoscopic method and 16 by an extranasal approach. The recurrence rate after endoscopy surgery was 17% (6/35), compared with 19% (3/16) after an external approach. Endoscopic surgery proved to be succe...

journal_title：HNO

authors： Waitz G,Wigand ME

更新日期：1990-07-01 00:00:00

abstract：:Three keloids harvested during surgery were prepared for histology and scanning electron microscopy (SEM) of vascular corrosion casts. One well-filled keloid (12 cm x 7 cm) was examined by SEM. This specimen revealed a conspicuous increase in subepidermal venous vessels as well as prominent luminal bulging of the endo...

journal_title：HNO

authors： Lametschwandtner A,Staindl O

更新日期：1990-06-01 00:00:00

abstract：:The larynx serves as part of a muscular system that guards the lower airways and generates the voice. Psychosomatically determined interference of the protective with the phonatory function can lead to spastic dysphonia. ...

journal_title：HNO

authors： Berendes J

更新日期：1990-04-01 00:00:00

abstract：:We investigated whether the self-cleansing mechanism of the normal ear can be restored in operatively reconstructed open cavities. Dots of Indian ink placed on the drumhead were followed for up to 10 weeks. The epithelium migrates outwards, acting as a self-cleansing mechanism. Partial obliteration of open cavities is...

journal_title：HNO

authors： Pau HW,Hartwein J

更新日期：1990-03-01 00:00:00