conclusions extrapulmonary tuberculosis may mimic many other diseases, so it should be kept in mind in the differential diagnosis. it is essential to diagnose osteoarticular tuberculosis early, as late diagnosis or inadequate treatment may cause permanent disability. case presentation a 16-year-old girl presented to the outpatient otolaryngology clinic with painless swelling of the neck, and to...

here, we report the synthesis of a schiff-base mixed-ligand complex of cadmium(іі) in bulk and nano-scales via the precipitation and sonochemical methods, respectively. the complex formula is [cd(3-bpdh)(3-bpdb)cl2]n (1), where the ligands are 3-bpdh = 2,5-bis(3-pyridyl)-3,4-diaza-2,4-hexadiene and 3-bpdb = 1,4-bis(3-pyridyl)-2,3-diaza-1,3-butadiene. the structure of mixed-ligand complex (1) wa...