Two genetically distinct dolomite fillings are recognized in Lower Paleozoic dolostone in the Upper Cambrian-Lower Ordovician dolostone of the Central uplift, Tarim basin: rhombus and saddle dolomite fillings, which occur in different diagenetic considerations and have different character.

Quantitive study of range of exposure to sellar region by transorbital keyhole approach and transpterional approach;

Diagnosis and microsurgical treatment of meningiomas in the sellar region;

Trans-supraorbital keyhole approach microsurgery for treatment of large and huge tumors in the sellar region;