Objective To analyze the trend of global cellulitis disease burden from 1990 to 2019, and to provide a theoretical basis for the prevention and control of cellulitis disease. Methods The Global Burden of Disease 2021 (GBD2021) data were collected, and data on the incidence, mortality, and disability-adjusted life year (DALY) of cellulitis were analyzed for each country worldwide. The estimated annual percentage change (EAPC) and age-standardized rate (ASR) were used to estimate the trend change of cellulitis from 1990 to 2021. Results The global burden of cellulitis increased significantly in 2021, with 55.96 million cases, 28.9 million deaths and 876.1 million DALYs, respectively. Incidence and mortality rates were generally higher in males than in females. The incidence and DALYs were higher in high SDI regions, with the highest burden observed in South Asia. In contrast, East Asia exhibited the lowest burden and demonstrated a declining trend. There were significant differences between countries, with India having the highest prevalence, the United States having the highest incidence, and Bahrain having the fastest growing rate.In 2021, China had the lowest age-standardised incidence of cellulitis in the world and the fastest declining age-standardised incidence and age-standardised DALYs. Conclusion The global disease burden of cellulitis is increasing from 1990-2021, and cellulitis remains an an important global public health problem. Targeted preventive meausres should be taken in areas with different economical levels. Men, middle-aged and elderly people, and newborns are the key groups in need of attention and health education.

Objective To analyze the trend of global cellulitis disease burden from 1990 to 2019, and to provide a theoretical basis for the prevention and control of cellulitis disease. Methods The Global Burden of Disease 2021 (GBD2021) data were collected, and data on the incidence, mortality, and disability-adjusted life year (DALY) of cellulitis were analyzed for each country worldwide. The estimated annual percentage change (EAPC) and age-standardized rate (ASR) were used to estimate the trend change of cellulitis from 1990 to 2021. Results The global burden of cellulitis increased significantly in 2021, with 55.96 million cases, 28.9 million deaths and 876.1 million DALYs, respectively. Incidence and mortality rates were generally higher in males than in females. The incidence and DALYs were higher in high SDI regions, with the highest burden observed in South Asia. In contrast, East Asia exhibited the lowest burden and demonstrated a declining trend. There were significant differences between countries, with India having the highest prevalence, the United States having the highest incidence, and Bahrain having the fastest growing rate.In 2021, China had the lowest age-standardised incidence of cellulitis in the world and the fastest declining age-standardised incidence and age-standardised DALYs. Conclusion The global disease burden of cellulitis is increasing from 1990-2021, and cellulitis remains an an important global public health problem. Targeted preventive meausres should be taken in areas with different economical levels. Men, middle-aged and elderly people, and newborns are the key groups in need of attention and health education.

Objective:To observe the clinical characteristics and prognosis of patients with acute respiratory distress syndrome (ARDS) in sepsis combined with acute gastrointestinal injury (AGI) of different grades, and to further explore the risk factors associated with the poor prognosis of patients.Methods:The clinical data of patients with septic ARDS admitted to the intensive care unit (ICU) of Tianjin First Central Hospital from March to October 2023 were collected. According to the 2012 European Association of Critical Care Medicine AGI definition and grading criteria, the patients were categorized into AGI grade 0-Ⅳ groups. The clinical characteristics and 28-day clinical outcomes of the patients were observed; the risk factors related to the prognosis of patients with septic ARDS combined with AGI were analyzed by using univariate and multivariate Logistic regression; and the receiver operator characteristic curve (ROC curve) and calibration curves were plotted to evaluate the predictive value of each risk factor on the prognosis of patients with septic ARDS combined with AGI.Results:A total of 92 patients with septic ARDS were enrolled, including 7 patients in the AGI 0 group, 20 patients in the AGIⅠgroup, 38 patients in the AGIⅡ group, 23 patients in the AGIⅢ group, and 4 patients in the AGI Ⅳ group. The incidence of AGI was 92.39%. With the increase of AGI grade, the ARDS grade increased, and acute physiology and chronic health evaluationⅡ(APACHEⅡ), sequential organ failure assessment (SOFA), intra-abdominal pressure (IAP), white blood cell count (WBC), neutrophil count (NEU), lymphocyte count (LYM), lymphocyte percentage (LYM%), and 28-day mortality all showed a significant increasing trend, while the oxygenation index (PaO 2/FiO 2) showed a significant decreasing trend (all P < 0.05). Pearson correlation analysis showed that APACHEⅡscore, SOFA score, and ARDS classification were positively correlated with patients' AGI grade (Pearson correlation index was 0.386, 0.473, and 0.372, respectively, all P < 0.001), and PaO 2/FiO 2 was negatively correlated with patients' AGI grade (Pearson correlation index was -0.425, P < 0.001). Among the patients with septic ARDS combined with AGI, there were 68 survivors and 17 deaths at 28 days. The differences in APACHEⅡscore, SOFA score, ARDS grade, AGI grade, PaO 2/FiO 2, IAP, AGI 7-day worst value, length of ICU stay, and total length of hospital stay between the survival and death groups were statistically significant. Univariate Logistic regression analysis showed that SOFA score [odds ratio ( OR) = 1.350, 95% confidence interval (95% CI) was 1.071-1.702, P = 0.011], PaO 2/FiO 2 ( OR = 0.964, 95% CI was 0.933-0.996, P = 0.027) and AGI 7-day worst value ( OR = 2.103, 95% CI was 1.194-3.702, P = 0.010) were the risk factors for 28-day mortality in patients with septic ARDS combined with AGI. Multivariate Logistic regression analysis showed that SOFA score ( OR = 1.384, 95% CI was 1.153-1.661, P < 0.001), PaO 2/FiO 2 ( OR = 0.983, 95% CI was 0.968-0.999, P = 0.035) and AGI 7-day worst value ( OR = 1.992, 95% CI was 1.141-3.478, P = 0.015) were the independent risk factors for 28-day mortality in patients with septic ARDS combined with AGI. ROC curve analysis showed that SOFA score, PaO 2/FiO 2 and AGI 7-day worst value had predictive value for the 28-day prognosis of patients with septic ARDS combined with AGI. The area under the ROC curve (AUC) was 0.824 (95% CI was 0.697-0.950), 0.760 (95% CI was 0.642-0.877) and 0.721 (95% CI was 0.586-0.857), respectively, all P < 0.01; when the best cut-off values of the above metrics were 5.50 points, 163.45 mmHg (1 mmHg≈0.133 kPa), and 2.50 grade, the sensitivities were 94.1%, 94.1%, 31.9%, respectively, and the specificities were 80.9%, 67.6%, 88.2%, respectively. Conclusions:The incidence of AGI in patients with septic ARDS is about 90%, and the higher the AGI grade, the worse the prognosis of the patients. SOFA score, PaO 2/FiO 2 and AGI 7-day worst value have a certain predictive value for the prognosis of patients with septic ARDS combined with AGI, among which, the larger the SOFA score and AGI 7-day worst value, and the smaller the PaO 2/FiO 2, the higher the patients' mortality.

Objective To investigate current management of external auditory canal irrigation among the nurses in otolaryngology in Guangdong Province,and to provide a reference for development and promotion of a standardised procedure.Methods From January to February in 2022,a total of 48 head nurses or nursing backbone in otolaryngology department of 48 hospitals from 21 major cities in Guangdong Province were selected by convenience sampling.A questionnaire proposed by Otolaryngology Nursing Committee of Guangdong Nursing Association was used to investigate the knowledge,operation procedure and training management in external auditory canal irrigation.Results A total of 48 head nurses or nursing backbone responded to the survey.The survey revealed that 34(70.8%)of the participants had mastered the knowledge of external auditory canal irrigation and 38(79.2%)of them had mastered the knowledge on the irrigation indications.In terms of operation procedure,syringe was applied as irrigator in 43(89.6%)hospitals,disposable irrigation needle was applied as flushing connector in 24(50.0%)hospitals,body surface temperature test of operator or patient was carried out in 24(50.0%)hospitals and adjusted flushing pressure was applied according to patients'feedback in 37(77.1%)hospitals.Regarding the training of external auditory canal irritation,35(72.9%)hospitals did not ask patients to sign an informed consent before,29(60.4%)hospitals required qualifications for operator and 45(93.7%)hospitals had the training programs.Conclusions The knowledge of external auditory canal irrigation of otolaryngology nurses in Guangdong province needs to be improved.The management of procedure and training of external auditory canal irrigation shall be standardised.It is suggested that the profession should draw up the external auditory canal irrigation standard,and all hospitals strengthen the management and training in order to promote the standardisation of specialised nursing together.

Objective:To study the prevalence and distribution of adult thyroid diseases in urban and rural areas of Hebei Province.Methods:A multi-stage stratified cluster sampling method was used to select Renqiu City and Licun Town, Luquan City of Hebei Province as the urban and rural survey sites, respectively. Questionnaire survey, physical examination and thyroid B ultrasound examination were conducted on local permanent residents (≥ 5 years of residencies) over 18 years old. The fasting venous blood sample was collected to determine the serum thyroid function indicaters.Results:A total of 2 650 adults were surveyed, including 1 393 urban residents and 1 257 rural residents (1 357 males and 1 293 females). A total of 435 patients with thyroid diseases were diagnosed, the detection rate was 16.42%. There were seven thyroid diseases, including subclinical hypothyroidism (60.92%, 265/435), Hashimoto's thyroiditis (34.02%, 148/435), hypothyroidism (4.83%, 21/435), simple goiter (3.22%, 14/435), hyperthyroidism (2.53%, 11/435), subclinical hyperthyroidism (2.53%, 11/435), and thyroid cancer (1.84%, 8/435). The detection rates of thyroid diseases in urban and rural areas were 21.18% (295/1 393) and 11.14% (140/1 257), respectively. The detection rates of thyroid diseases in males and females were 11.42% (155/1 357) and 21.66% (280/1 293), respectively. The detection rates of thyroid diseases in 18-< 30, 30-< 40, 40-< 50, 50-< 60 and ≥60 years old were 13.46% (91/676), 14.81% (81/547), 15.42% (89/577), 20.94% (85/406) and 20.05% (89/444), respectively. There were statistically significant differences between different areas, gender and age groups (χ 2 = 48.54, 50.53, 14.68, P < 0.05). Conclusions:The detection rate of subclinical hypothyroidism in adults in urban and rural areas of Hebei Province is relatively high, followed by Hashimoto's thyroiditis. Attention should be paid to the screening, evaluation, and intervention of thyroid function among urban female populations.

As lung cancer targeted therapy and immunotherapy drugs are the current hot spot in the research and development area of new anti-tumor drugs, the amount of clinical trial in this area is increasing year by year. On the basis of combing the on-site inspections of drug registration clinical trials from 2019 to 2021, combined with the characteristics of lung cancer targeted therapy and immunotherapy drugs, this paper discusses the focus of on-site inspection of clinical trials of such drugs, and puts forward suggestions for the compliant implementation of lung cancer clinical trials.
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Antineoplastic Agents/therapeutic use* ; Humans ; Immunologic Factors/therapeutic use* ; Immunotherapy ; Lung Neoplasms/drug therapy* ; Molecular Targeted Therapy

Objective:To explore the predictive value of high frequency ultrasound and contrast-enhanced imaging features in predicting cervical lymph node metastasis of papillary thyroid microcarcinoma (PTMC).Methods:A retrospective analysis of 184 patients with PTMC confirmed by surgery and pathology in the First Hospital of Shanxi Medical University from March 2015 to December 2018 was performed. According to the presence or absence of lymph node metastasis, the patients were divided into metastasis group and non-metastasis group. Univariate analysis was used to compare the features of high frequency ultrasound and contrast-enhanced ultrasound in the two groups, and multivariate regression analysis was used to determine the independent risk factors of cervical lymph node metastasis, and their prediction value was analyzed with ROC curves.Results:Among 184 patients, 50 (27.2%) had lymph node metastasis. Univariate analysis showed that age (χ 2=10.026) , number of nodules (χ 2=10.497) , calcification (χ 2=17.414) , aspect ratio (χ 2=4.564) , nodule location (χ 2=20.542) , enhancement time (χ 2=7.882) , enhancement mode (χ 2=6.416) and enhancement intensity (χ 2=9.899) were significantly associated with cervical lymph mode metastasis (all P<0.05). Multivariate analysis showed that age<45 years old ( OR=2.626, 95 %CI:1.141-6.052) , multifocal lesions ( OR=3.648, 95 %CI:1.542-8.631) , microcalcification ( OR=2.925, 95 %CI:1.055-8.115) and equal/high enhancement ( OR=8.042, 95 %CI: 1.879-34.429) were independent risk factors for lymph node metastasis ( P<0.05). The area under the ROC curve of above indicators combined was 0.762. Conclusions:High frequency ultrasonography combined with contrast-enhanced imaging can provide useful information for predicting cervical lymph node metastasis of PTMC. For PTMC patients aged<45 years with multifocal lesions, microcalcification and equal/high enhancement, the risk of cervical lymph node metastasis is significantly increased.

Objective:Continuous acquisition of swallowing images of head and neck cancer patients by using MRI technique was performed to observe and measure the movement regularity and maximum displacement of the soft palate, tongue and larynx.Methods:From July 2018 to October 2018, 20 patients with primary head and neck cancer were chosen randomly, 17 male and 3 female. The median age was 58.5 years (28 to 78 years). Among the 20 patients, 7 patients were diagnosed with nasopharyngeal carcinoma, 3 patients with oral cancer, 5 patients with oropharyngeal cancer, 3 patients with hypopharyngeal cancer, and 2 patients with nasal and paranasal sinuses cancer. Two patients were classified as stage Ⅰ-Ⅱ, 8 patients as stage Ⅲ and 10 patients as stage Ⅳ according to the eighth edition of AJCC.Results:The displacement of the upward movement of the soft palate during swallowing was (1.06±0.31) cm and followed the pattern normal distribution. The displacement of backward movement of the soft palate was (0.83±0.24) cm, which also almost normally distributed. The displacement of backward tongue movement was (0.77±0.22) cm and followed the normal distribution pattern. The displacement of upward tongue movement was 0 in patients with tongue depressor for image acquisition. The mediandisplacement of upward tongue movement in patients without tongue depressor was 1.23 cm (0.59 to 1.41 cm). The displacement of upward laryngeal movement was (1.14±0.22) cm and followed the normal distribution pattern, and the median displacement of forward laryngeal movement was 0.4 cm (0.27 to 0.90 cm).Conclusions:Swallowing movement may occur in head and neck cancer patients during radiotherapy. It can also cause the movement of gross tumor volume (GTV) and surrounding normal tissues. Therefore, extensive attention should be paid to the individual distance between GTV and planning gross tumor volume (PGTV) when making radiotherapy plans, aiming to ensure the prescription dose of cancer.

Objective To investigate the effect of intravenous anesthesia with sufentanil combined with propofol on hemodynamics and oxygen metabolism in patients with esophageal cancer under high altitude.Methods 60 patients with esophageal cancer radical surgery was selected from March 2015 to March 2017 in our hospital and were divided into two groups according to the random number table,30 patients in each group.Patients in the control group were given with fentanyl and propofol intravenous anesthesia,and patients in the observation group were given sufentanil combined with propofol anesthesia.The occurrence of restlessness during the recovery of anesthesia in the two groups were observed,the spontaneous breathing recovery time,extubation time and postoperative Mini-mental State Examination (MMSE) score were recorded,and the indexes of hemodynamics and oxygen metabolism were measured at the time of before induction of anesthesia (T0),tracheal intubation (T1),skin incision (T2),thoracotomy (T3),free esophagus (T4),esophageal catheter removal time (T5).Results The spontaneous respiration recovery time and extubation time of the observation group were significantly shorter than those of the control group (P ＜ 0.05).The degree of restlessness in the observation group was weaker than that in the control group (P ＜ 0.05).Mean arterial pressure (MAP) in the control group at T2-T4 were significantly higher than those in T0 (P ＜ 0.05),but MAP and heart rate (HR) in the observation group at T1-T5 were significantly lower than those of T0 (P ＜ 0.05).Compared with T0 group,oxygen saturation (SpO2),oxygen saturation of mixed venose blood (SvO2) and oxygen delivery (DO2) at T1-T5 were significantly decreased (P ＜ 0.05),oxygen consumption (VO2) at T2-T4 was significantly increased (P ＜ 0.05),especially in the control group (P ＜ 0.05).The MMSE scores of the two groups were significantly lower than those before the operation (P ＜ 0.05),and the scores in observation group was significantly higher than the control group (P ＜ 0.05).Conclusions The intravenous anesthesia with sufentanil combined with propofol is more helpful in maintaining hemodynamic stability and oxygen metabolism balance than intravenous anesthesia with fentanyl combined with propofol and has little effect on postoperative anesthesia recovery and cognitive function.

OBJECTIVESTo study the correlation between MRI apparent diffusion coefficient (ADC) and expression of Ki-67 in gastric cancers, and to investigate the application of ADC value in diagnosing the malignance of gastric cancer.

METHODSA retrospective cohort analysis was performed on 87 gastric cancer patients who received MRI examination and radical resection at Zhejiang Provincial Hospital of Traditional Chinese Medicine from November 2014 to August 2015. All the postoperative resected samples were confirmed as gastric cancer. Preoperative MRI examination was performed by using Siemens 3.0-T Verio MRI with following parameters: section thickness 3 mm, gap 1 mm, matrix 182×320, field of view 40 cm. Plain scan was followed by T1-weighted fat suppression technique VIBE 3D(TR3.92/TE1.39,90degree) scans at arterial phase (the 30th second), portal venous phase (the 60th second), lag period (the 90th second), axial planes and coronal planes (the 180th second), and sagittal planes (the 210th second), respectively. ADC value of tumor was measured at b-factor of 800 s/mmand ADC map was generated from DWI data on the work station. The expression of Ki-67 in cancer tissue was detected by routine immunohistochemical (SP) staining after surgery. Correlation between ADC value and the expression of Ki-67 in gastric cancer was analyzed.

RESULTSIrregular thickening of the gastric wall and inhomogeneous enhancement of the tumor after injection of the contrast material appeared in gastric cancer. Gastric cancer tissue presented hyperintensity and normal gastric wall presented isointensity in DWI image (b=800 s/mm). Compared with normal gastric tissue, mean ADC value of gastric cancer tissue was significant lower [(1.114±0.265)×10mm/s vs. (2.032±0.202)×10mm/s, t=26.209, P=0.000]. The ADC values of high-middle differentiation group, middle-low differentiation group, low differentiation group and signet ring cell carcinoma/mucinous adenocarcinoma group were (1.347±0.234)×10mm/s, (1.179±0.257)×10mm/s, (0.996±0.185)×10mm/s and (1.082±0.230)×10mm/s, respectively. The difference of mean ADC value among different tumor stages was significant(F=8.498, P=0.000). Along with the Ki-67 expression up-regulated, the ADC value decreased in cancer tissue. The Ki-67 expressions in cancer tissue was negatively correlated with cancer ADC values (r=-0.570, P=0.000). Furthermore, negative correlations of Ki-67 expressions with ADC values of high-middle differentiation group (r=-0.627, P=0.016), low differentiation group (r=-0.787, P=0.000) and signet ring cell carcinoma/mucinous adenocarcinoma group (r=-0.792, P=0.000) were observed respectively, while Ki-67 expression was not correlated with ADC value of middle-low differentiation group.

CONCLUSIONThe ADC value of gastric cancer can reflect the level of tumor differentiation, and is negatively correlated with Ki-67 expression in cancer tissues.