She had a fever for pricey footwear.

A pretty pro poker player battling her ex-hubby over 1,200 pairs of designer shoes she’d stashed in their posh Fifth Avenue pad called her inability to say no to high heels a “sickness” she couldn’t cure.

“It really was a sickness, it was like a disease,” Beth Shak told The Post outside court yesterday, sporting a $700 pair of beige Yves St. Laurent stilettos.

“There was such a lack of emotion and love in my relationship that I filled that void with shopping. I was shopping endlessly, I couldn’t stop,” said Shak, 51, who’s played on the professional poker circuit since 2004.