Jan Houben wrote:

Historically, introductions to Sanskrit since the nineteenth century are rather characterized by gradually filtering out Sanskrit grammatical terms

and

Hans Hock wrote:

, as long as we don’t expect anything more than corresponding terms for case marking there should be no problem

Looking at the table of contents to Apte's "Student's Guide to Sanskrit Composition (third edition 1890)" only western grammatical terms are used.

Link to the ninth edition (reprint of third edition?)

Harry Spier