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하종균,김진원,남재성,박정진,조형주,윤주헌,김창훈 대한이비인후과학회 2020 Clinical and Experimental Otorhinolaryngology Vol.13 No.3
Objectives. Cultural familiarity and safety must be considered when assessing olfactory ability. The YSK olfactory function (YOF) test is a new olfactory function test using culturally familiar odorants to Koreans. Methods. The YOF test comprises three subtests for threshold (T), discrimination (D), and identification (I). The identification test included eight universal and four Korean culture-friendly odorants, which were selected considering eight major functional groups. Data were obtained from 1,127 subjects over 19 years old. Subjects were classified as having normosmia (n=542), hyposmia (n=472), and anosmia (n=113) by self-reported olfactory function. The YOF test and the Korean version of the Sniffin’ stick test (KVSS-II) were performed on the same day in random order. Diagnostic cutoffs for anosmia and hyposmia were calculated using the Youden index (J). Results. The mean values for each T/D/I subtest and the total TDI score were as follows: normosmia (T, 4.6±2.3; D, 8.6±2.1; I, 11.1±1.7; TDI score, 24.2±4.5); hyposmia (T, 3.3±2.2; D, 7.1±2.5; I, 9.2±3.1; TDI score, 19.5±6.4); and anosmia (T, 1.7±1.2; D, 5.1±2.5; I, 5.0±3.2; TDI score, 11.8±5.6). The correlation coefficients between the YOF test and KVSS-II were 0.57, 0.65, 0.80, and 0.86 for T, D, I, and the TDI score, respectively (P<0.001). The diagnostic cutoffs were a TDI score ≤14.5 (J=0.67) for anosmia and 14.5<TDI score ≤21.0 (J=0.38) for hyposmia. The diagnostic efficacy of the YOF test (area under the curve [AUC], 0.88) was equivalent to that of the KVSS-II (AUC, 0.88; P=0.843; DeLong method). Conclusion. The YOF test is a new olfactory test using safe and Korean culture-friendly odorants. It showed equivalent validity with the conventional olfactory function test. Furthermore, the YOF test provides information on the major functional groups of odorants, potentially enabling a more comprehensive interpretation for patients with olfactory disorders.
후두 외상 환자에서 수평적 후두 부분절제술의 유용성 1예
하종균,박아영,최병일,홍현준 대한이비인후과학회 2015 대한이비인후과학회지 두경부외과학 Vol.58 No.2
Laryngeal trauma is rare compared to other head and neck traumas, but it occurs, it can be life threatening. As for treatment, a laryngeal fracture that involves displacement of cartilage or extensive injury requires appropriate surgical treatments. For severe laryngeal fractures, conservative management is usually preferred with placing a stent to prevent laryngeal stenosis. But the downside of placing stents in the larynx includes the risk of granulation and infection. In this report, the authors describe a 35-year-old patient, who was diagnosed with blunt laryngeal trauma and treated by Horizontal partial laryngectomy. The patient’s post-operative breathing and voice were fair, and airway stenosis did not occur afterwards.
문영민,하종균,김경민,김창훈 대한이비인후과학회 부산,울산,경남 지부회 2019 임상이비인후과 Vol.30 No.1
Schwannoma is generally known as benign tumor originated from Schwann cells of peripheral nerve sheaths. This tumor is characterized by well-circumscribed, encapsulated, and slow growing. It is reported that it mainly appears in the head and neck area, but it is known that paranasal sinus and sinus are rarely seen within 4%. We describe an incidental schwannoma case arising from the nasopharyngeal level of a 41-year-old woman. The patient visited the out-patient clinic with a nasopharyngeal mass found incidentally on a health check. The tumor was then totally removed by endoscopic surgery without complications and diagnosed as a schwannoma. She had no sequelae or recurrence for 1year after surgery.
박상철,이용주,하종균,이자현 대한이비인후과학회 2013 대한이비인후과학회지 두경부외과학 Vol.56 No.9
Lemierre syndrome is characterized by a history of recent oropharyngeal infection, clinical or radiological evidence of internal jugular vein thrombosis, and isolation of pathogens, mainly Fusobacterium necrophorum. Septic emboli resulting from infected thrombophlebitis of the internal jugular vein leads to metastatic infections involving lung, liver, kidney, bone and central nervous system. Before the advent of antibiotics, the disease used to be common, incurring a high mortality rate. The disease is less frequently seen nowadays, but it is still a life-threatening disease, requiring a high index of suspicion and prompt treatment. We report a case of Lemierre syndrome, which showed oropharyngeal infection, and internal jugular vein thrombosis.
Pott’s Puffy Tumor를 동반한 만성 침습적 비뇌모균증 1예
이찬,최성은,조형주,하종균 대한이비인후과학회 2020 대한이비인후과학회지 두경부외과학 Vol.63 No.8
Mucormycosis is one of the most fatal and rapidly progressive fungal infections in humans;among its many forms. rhinocerebral mucormycosis is the most common. It is known to occuras opportunistic infection in patients with uncontrolled diabetes, metabolic disorders, organtransplantation, or autoimmune disease with prolonged steroid use. Pott’s puffy tumor is thesubperiosteal abscess of the frontal bone caused by trauma complication or frontal sinusitis. Itis considered as a very rare complication since the dawn of antibiotic treatments. We report acase of chronic rhinocerebral mucormycosis involving Pott’s puffy tumor in a patient receivingimmunosuppressive therapy after lung transplantation.
A Case of Rapid Growing Myoepithelioma of the Maxillary Sinus
오장원,박채정,최윤정,하종균 대한이비인후과학회 2023 대한이비인후과학회지 두경부외과학 Vol.66 No.9
Myoepithelioma is a rare tumor of the salivary glands. Occurrence of myoepithelioma in thenasal cavity is even rarer, and there has been no case wherein the change in the size of the tu-mor was confirmed by imaging. In this report, a 84-year-old female was found to have a rap-idly enlarged tumor on the preoperative image, but she had shown no significant size changein a medical examination six months ago or in the paranasal sinuses view three months ago. The image showed a rapid increase in the size of the cystic component, so the endoscopic me-dial maxillectomy was performed. There was no recurrence of the tumor at follow-up sixmonths after surgery. Although myoepithelioma is rarely found in the maxillary sinus of thesinonasal cavity, it is important to suspect myoepithelioma and consult a pathologist if itshows a similar pattern to the current case.
A Case of Nasal Septum Gossypiboma 14 Years After Septorhinoplasty
Yang Seungjoon,Bae Sohi,Seo Jayeong,Cho Hyung-Ju,Kim Chang-Hoon,하종균 대한비과학회 2022 Journal of rhinology Vol.29 No.2
Gossypiboma, an infrequent surgical complication, describes a mass of cotton material inadvertently left in the body cavity after an operation. It is an extremely rare iatrogenic complication of nasal surgery, with only a few cases reported in literature to date. Here we present a case of gossypiboma in the nasal septum of a 35-year-old male patient who previously underwent septorhinoplasty fourteen years prior. He was treated by endoscopic endonasal surgery to remove the lesion. Pathologic findings showed a foreign body (gauze filament) with a giant cell reaction. This report will be helpful for treating patients with similar histories in the future.