TY - JOUR T1 - <em>In vitro</em> susceptibility testing and totally drug-resistant tuberculosis JF - European Respiratory Journal JO - Eur Respir J SP - 291 LP - 292 DO - 10.1183/09031936.00205212 VL - 42 IS - 1 AU - Shashikant Srivastava AU - Carleton Sherman AU - Tawanda Gumbo Y1 - 2013/07/01 UR - http://erj.ersjournals.com/content/42/1/291.abstract N2 - To the Editor:We find the article by Migliori et al. [1], on extensively drug-resistant tuberculosis (XDR-TB), very informative and would like to commend them for the excellent meta-analysis. Without any doubt, XDR-TB is an extensive global problem; the use of the lower susceptibility breaking points that we recently suggested [2] mean that the burden of XDR-TB could be even higher. Although there are recent reports of “totally drug-resistant (TDR)” TB, the World Health Organization does not recognise this term [3]. There is already a social stigma attached to having TB in many parts … ER -