References
- van Duijn N P, Brouwer H J, Lamberts H. Use of symptoms and signs to diagnose maxillary sinusitis in general practice: Comparison with ultrasonography. BMJ 1992; 305: 6684–7
- de Bock G H, Houwing-Duistermaat J J, Spriger M P, van Houwelinge J C. Sensitivity and specificity of diagnostic tests in acute maxillary sinusitis determined by maximum likelihood in the absence of an external standard. J Clin Epidemiol 1994; 47: 1343–52
- Mann W, Beck Chl, Apostolidis Th. Liability of ultrasound in maxillary sinus diseases. Arch Otorhinolaryngol 1977; 215: 67–74
- Revonta M. Ultrasound in the diagnosis of maxillary and frontal sinusitis. Acta Otolaryngol (Stockh) 1980; 370(Suppl)1–54
- Jannert M, Andréasson L, Holmer N G, Lörinc P. A comparison between different ultrasonic display techniques, radiography and invasive control for different disorders of paranasal sinuses. Ultrasound examination of the paranasal sinuses. Acta Otolaryngol (Stockh) 1982; 389(Suppl)29–52
- Bauer W J, Bockmeyer M, Mang W L. Endoskopisch kontrollierte Ultraschalldiagnostik der Kieferhöhlen. Laryngol Rhinol Otol 1983; 62: 443–5
- Katholm M, Sederberg-Olsen J, Thomsen J. Diagnostic ultrasonography in sinusitis. Acta Otolaryngol (Stockh) 1984; 412(Suppl)88–90
- Kuusela T, Kurri J, Sirola R. Ultraschall in der Sinusi-tis-Diagnostik bei Rekruten—Vergleich der befunde der Punktion, Ultraschall- und Röntgenuntersuchung. Wehrmed Mschr Heft 1983; 11: 461–4
- Pfleiderer A G, Drake-Lee A B, Lowe D. Ultrasound of the sinuses: A worthwhile procedure? A comparison of ultrasound and radiography in predicting the findings of proof puncture on the maxillary sinuses. Clin Otolaryngol 1984; 9: 335–9
- Berg O, Carenfelt C. Etiological diagnosis in sinusitis: Ultrasonography as clinical component. Laryngoscope 1985; 95: 851–3
- Axelsson A, Runze U. Symptoms and signs of acute maxillary sinusitis. ORL J Otorhinolaryngol Borderl 1976; 38: 298–308
- Carenfelt C. Antral aspiration. Acta Otolaryngol (Stockh) 1982; 93: 237–41
- Berg O, Carenfelt C. Analysis of symptoms and clinical signs in the maxillary sinus empyema. Acta Otolaryngol (Stockh) 1989; 105: 343–9
- Hansen J G, Schmidt H, Rosberg J, Lund E. Predicting acute maxillary sinusitis in a general practice population. BMJ 1995; 311: 233–6
- Mäkelä M, Leinonen K. Diagnosis of maxillary sinusitis in Finnish primary care. Use of imaging techniques. Scand J Prim Health Care 1996; 14: 29–35
- Savolainen S. Acute maxillary sinusitis in young adults. Etiological factors. Thesis. University -of Helsinki. 1989
- Penttilä M, Savolainen S, Kiukaanniemi H, Forsblom B, Jousimies-Somer H. Bacterial findings in acute maxillary sinusitis—European study. Acta Otolaryngol (Stockh) 1997; 529(Suppl)165–8
- Jousimies-Somer H A, Savolainen S, Ylikoski J S. Bacteriological findings of acute maxillary sinusitis in young adults. J Clin Microbiol 1988; 26: 1919–25
- Carenfelt C, Melen I, Ödkvist L, et al. Treatment of sinus empyema in adults. A coordinated Nordics multi-center trial of cefixime vs cefaclor. Acta Otolaryngol (Stockh) 1990; 110: 128–35