<prompt> Contraindication of supraglottic laryngectomy isare-a Poor pulmonary reserveb Tumor involving pyriform sinusc Tumor involving preepiglottic spaced Vocal cord fixatione Postcricoid area extensionabcdbcdeabdeade  <response>: Supraglottic laryngectomy: Removal of the supraglottis or upper part of larynx.It should be done if following conditions are fulfilled.For tumors with a T stage of T1 , T2 or T3 by pre epiglottic space involvement only Thus involvement of pre-epiglottic space is not a contraindication for supraglottic larynygectomy.Vocal cords are mobileCartilage is not involved which includes cricoid cartilage so option e is correctAnterior commissure is not involvedPatient has good pulmonary reserve i.e. Poor pulmonary reserve is a contraindicationBase of the tongue is not involved past the circumvallate papillaeThe apex of the pyriform sinus is not involved. i.e. involvement of pyriform sinus is a contraindicationThe FEV1 is predicted to be 50So if above criteria are not filled it is a contraindication of supraglottic laryngectomy. Answer is further supported by following lines of : BellingerSupraglottic laryngectomy should not be attempted if there is vocal cord fixation, extensive involvement of pyriform sinus, thyroids or cricoid cartilage invasion or extensive involvement of base of tongue to or beyond circumvallate papilla Ballenger otolaryngology and Head and Neck Surgery 16thed pg-1285 