Nadal , who defeated Gael Monfils in the final 12 months ago , admitted to being nervous in his first tour match since undergoing appendix surgery last November . Spaniard loses on return to action at Qatar Open in Doha . World No . 1 defeated in three sets by German qualifier Michael Berrer . The former major champion had appendix surgery last November . Jo - Marie Tsonga pulled out of Australian Open due to ongoing arm injury .
Spaniard loses on return to action at Qatar Open in Doha . World No . 1 defeated in three sets by German qualifier Michael Berrer . The former major champion had appendix surgery last November . Jo - Marie Tsonga pulled out of Australian Open due to ongoing arm injury .