نتایج جستجو برای: sputum smears negative

تعداد نتایج: 550899  

Journal: :American Journal of Internal Medicine 2023

Rothia Mucilaginosa (RM) is part of the microbiota pharynx and upper respiratory tract. RM a gram-positive, enveloped, coagulase-negative coccus family Micrococcaceae. Clinical manifestations range from mild bronchitis to recurrent pneumonia lung abscess. It difficult determine clinical significance this organism in specimens, therefore, diagnosis caused by R. mucilaginosa, bronchoscopy specime...

Journal: :Infekciâ i Immunitet 2021

Despite many advances in the diagnosis, screening, and rapid treatment of tuberculosis, it is still a public health concern world. Due to importance this issue diagnosis reduction transmission infection disease especially where study conducted due high prevalence was done determine The relationship between sputum smear positivity grade chest X-ray findings pulmonary tuberculosis patients hospit...

Journal: :Thorax 2002
T McWilliams A U Wells A C Harrison S Lindstrom R J Cameron E Foskin

BACKGROUND Previous studies suggest that bronchoscopy and a single induced sputum sample are equally effective for diagnosing pulmonary tuberculosis. METHODS In a prospective study of subjects with possibly active pulmonary tuberculosis, the diagnostic yield of three induced sputum tests was compared with that of bronchoscopy. Subjects either produced no sputum or (acid fast) smear negative s...

Fakhar, Mahdi, Ziaei Hezarjaribi, Hajar, Asfaram, Shabnam , Derakhshani-niya, Majid , Emadi, Naser, Geran Orimi, Tahmineh ,

Background and purpose: There are various clinical forms of cutaneous leishmaniasis (CL) and there is lack of access to diagnostic local laboratories especially in endemic regions. The present study aimed to conduct molecular examination of the typical and atypical clinical forms of CL in endemic area of Bam, Iran. Materials and methods: This cross-sectional study was carried out between 2013 ...

Journal: :iranian journal of radiology 0
azadeh ebrahimzadeh department of internal medicine, faculty of medicine, birjand university of medical sciences, birjand, iran mahyar mohammadifard department of radiology, imam reza hospital, birjand university of medical sciences, birjand, iran; imam reza hospital, school of medicine, birjand university of medical sciences, birjand, iran. tel: +98-5118414499, fax: +98-5612226898 godratallah naseh department of surgery, imam reza hospital, birjand university of medical sciences, birjand, iran

conclusions based on the results of this study, although radiographic findings are not diagnostic in ptb, they are helpful if the assessment associates with the view of clinical manifestations and sputum smears. patients and methods in this retrospective descriptive-analytical study, 376 patients who had been confirmed with ptb were referred to birjand health care center from 2001 to 2006. out ...

Journal: :Journal of clinical pathology 1995
J M Walboomers A M de Roda Husman P J Snijders H V Stel E K Risse T J Helmerhorst F J Voorhorst C J Meijer

AIM To assess the value of detecting human papillomavirus (HPV) DNA in false negative archival cervical smears in population based screening programmes for cervical cancer. METHODS Cytomorphologically classified false negative archival Pap smears (n = 27) taken from 18 women up to six years before cervical cancer was diagnosed were blindly mixed with 89 smears from hospital patients with a va...

2011
Luis Eduardo Cuevas Najla Al-Sonboli Lovett Lawson Mohammed Ahmed Yassin Isabel Arbide Nasher Al-Aghbari Jeevan Bahadur Sherchand Amin Al-Absi Emmanuel Nnamdi Emenyonu Yared Merid Mosis Ifenyi Okobi Juliana Olubunmi Onuoha Melkamsew Aschalew Abraham Aseffa Greg Harper Rachel Mary Anderson de Cuevas Sally Jane Theobald Carl-Michael Nathanson Jean Joly Brian Faragher Stephen Bertel Squire Andrew Ramsay

BACKGROUND The diagnosis of tuberculosis (TB) in resource-limited settings relies on Ziehl-Neelsen (ZN) smear microscopy. LED fluorescence microscopy (LED-FM) has many potential advantages over ZN smear microscopy, but requires evaluation in the field. The aim of this study was to assess the sensitivity/specificity of LED-FM for the diagnosis of pulmonary TB and whether its performance varies w...

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