Exhibit 3.181

                       CERTIFICATE OF LIMITED PARTNERSHIP

                                       OF

                       GUADALUPE VALLEY NURSING CENTER, LP

     The undersigned, desiring to form a limited partnership pursuant to the
Delaware Revised Uniform Limited Partnership Act, 6 Delaware Code, Chapter
17-201, does hereby certify as follows:

     1. The name of the limited partnership is Guadalupe Valley Nursing Center,
LP.

     2. The name and address, including street, number, city and county, of the
registered agent and registered office of the limited partnership in the State
of Delaware are:

                        National Registered Agents, Inc.
                       9 East Loockerman Street, Suite 1B
                       Dover, Kent County, Delaware 19901

     3. The name and mailing address of the general partner is:

                     Guadalupe Valley Nursing Center GP, LLC
                                  19365 FM 2252
                                     Suite 5
                            Garden Ridge, Texas 78266

     IN WITNESS WHEREOF, the undersigned, being the sole general partner of the
limited partnership, has caused this Certificate of Limited Partnership to be
duly executed as of the 3rd day of July, 2003.

                                        Guadalupe Valley Nursing Center GP, LLC
                                        General Partner


                                        By: /s/ John Harrison
                                            ------------------------------------
                                            John Harrison
                                            Chief Financial Officer