Comparative Study Between Double Layered Repair of Pharyngeal Mucosa Against Routine Single Layered Repair in Cases of "Total Laryngectomy with Partial Pharyngectomy" in Respect To Formation of Pharyngo-cutaneous Fistula.

Advanced glottic cancer (T3,N+ & T4) is usually treated in the majority of centres by total laryngectomy. Carcinoma of the larynx is one of the very few subsets of all cancers which have shown a decrease in the 5 year survival rate and this phenomenon has been attributed to a Pharyngo-cutaneous fistula is the most common complication after total laryngectomy. Comparative study between double layered repair of pharyngeal mucosa against routine single layered repair in cases of "total laryngectomy with partial pharyngectomy".

To study the effect of orbital sling on post operative vision in cases of maxillary carcinoma undergoing total maxillectomy.

To study effect of orbital sling on post operative vision in cases of maxillary carcinoma undergoing total maxillectomy. All patients with the principal procedure of "total maxillectomy" for histopathologically proven cases of carcinoma maxilla in department of otorhinolaryngology and head-neck surgery, N.S.