Can septic shock cause compartment syndrome?

No it does not: No septic shock does not cause compartment syndrome it happens after an injury when there is insfficient blood supply.

Compartment syndrome: Under rare circumstances if the shock kept the pressure to the extremity low enough to injure the muscle and then the shock was reversed with return of normal circulation a compartment syndrome could develope.

Intraabdominal: There is a very rare problem where patients develop intra abdominal compartment syndrome but usually it relates to a severe trauma.

Rare: Leg compartment syndrome is very rare, but does happen Abdominal syndrome is more common. Here is a good article: http://www.hindawi.com/journals/ccrp/2012/908169/