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Treatment-failure tularemia in children
Karli, Arzu,Sensoy, Gulnar,Paksu, Sule,Korkmaz, Muhammet Furkan,Ertugrul, Omer,Karli, Rifat The Korean Pediatric Society 2018 Clinical and Experimental Pediatrics (CEP) Vol.61 No.2
Purpose: Tularemia is an infection caused by Francisella tularensis. Its diagnosis and treatment may be difficult in many cases. The aim of this study was to evaluate treatment modalities for pediatric tularemia patients who do not respond to medical treatment. Methods: A single-center, retrospective study was performed. A total of 19 children with oropharyngeal tularemia were included. Results: Before diagnosis, the duration of symptoms in patients was $32.15{\pm}17.8days$. The most common lymph node localization was the cervical chain. All patients received medical treatment (e.g., streptomycin, gentamicin, ciprofloxacin, and doxycycline). Patients who had been given streptomycin, gentamicin, or doxycycline as initial therapy for 10-14 days showed no response to treatment, and recovery was only achieved after administration of oral ciprofloxacin. Response to treatment was delayed in 5 patients who had been given ciprofloxacin as initial therapy. Surgical incision and drainage were performed in 9 patients (47.5%) who were unresponsive to medical treatment and were experiencing abcess formation and suppuration. Five patients (26.3%) underwent total mass excision, and 2 patients (10.5%) underwent fine-needle aspiration to reach a conclusive differential diagnosis and inform treatment. Conclusion: The causes of treatment failure in tularemia include delay in effective treatment and the development of suppurating lymph nodes.
Treatment-failure tularemia in children
Arzu Karlı,Gülnar Sensoy,Sule Paksu,Muhammet Furkan Korkmaz,Ömer Ertugrul,Rıfat Karlı 대한소아청소년과학회 2018 Clinical and Experimental Pediatrics (CEP) Vol.61 No.2
Purpose: Tularemia is an infection caused by Francisella tularensis. Its diagnosis and treatment may be difficult in many cases. The aim of this study was to evaluate treatment modalities for pediatric tularemia patients who do not respond to medical treatment. Methods: A single-center, retrospective study was performed. A total of 19 children with oropharyngeal tularemia were included. Results: Before diagnosis, the duration of symptoms in patients was 32.15±17.8 days. The most common lymph node localization was the cervical chain. All patients received medical treatment (e.g., streptomycin, gentamicin, ciprofloxacin, and doxycycline). Patients who had been given streptomycin, gentamicin, or doxycycline as initial therapy for 10–14 days showed no response to treatment, and recovery was only achieved after administration of oral ciprofloxacin. Response to treatment was delayed in 5 patients who had been given ciprofloxacin as initial therapy. Surgical incision and drainage were performed in 9 patients (47.5%) who were unresponsive to medical treatment and were experiencing abcess formation and suppuration. Five patients (26.3%) underwent total mass excision, and 2 patients (10.5%) underwent fine-needle aspiration to reach a conclusive differential diagnosis and inform treatment. Conclusion: The causes of treatment failure in tularemia include delay in effective treatment and the development of suppurating lymph nodes.
Mensi, Walid,Lee, Yun-Jung,Al-Yahyaee, Khamis Hamed,Sensoy, Ahmet,Yoon, Seong-Min Elsevier Science B.V. Amsterdam 2019 FINANCE RESEARCH LETTERS Vol.31 No.-
<P><B>Abstract</B></P> <P>This study examines high-frequency asymmetric multifractality, long memory, and weak-form efficiency for two major cryptocurrencies, namely, Bitcoin (BTC) and Ethereum (ETH), using the asymmetric multifractal detrended fluctuation analysis method to consider different market patterns. Our results show evidence of structural breaks and asymmetric multifractality. Moreover, the multifractality gap between the uptrend and downtrend is small when the time scale is small, and it increases as the time scale increases. The BTC market is more inefficient than ETH. The inefficiency is more (less) accentuated when the market follows a downward (upward) movement. The efficiency level varies based on each subperiod.</P> <P><B>Highlights</B></P> <P> <UL> <LI> Long memory and weak-form efficiency of cryptocurrency market are examined. </LI> <LI> High-frequency data of two major cryptocurrencies, Bitcoin and Ethereum, are used. </LI> <LI> Asymmetric multifractal detrended fluctuation analysis method is applied. </LI> <LI> Structural breaks, long memory, and asymmetric multifractality are in both markets. </LI> <LI> The Bitcoin market is more inefficient for overall, upward, and downward trends. </LI> </UL> </P>