Osteonecrosis of the knee develops through four stages, which can be identified by symptoms and X-rays. Stage I: Symptoms are most intense in the earliest stage. Symptoms may continue for 6 to 8 weeks and then subside. Because X-rays are normal, a positive bone scan is needed to make the diagnosis.
Judy Garland 'Dorothy' died June 22, 1969. Frank Morgan 'Professor Marvel, The Gatekeeper, The Carriage Driver, The Doorman, The Wizard of Oz' died September 18, 1949. Ray Bolger 'Hunk, The Scarecrow' died January 15, 1987. Bert Lahr 'Zeke, The Cowardly Lion' died December 4, 1967.
A Kansas cyclone catapults Dorothy over the rainbow into the colorful Land of Oz. The Kansas Baum describes was based on his experiences living in South Dakota in the 1880s. Many Kansans found this description of Kansas unjust and untrue. The Wizard of Oz became one of the bestselling books of the 20th century.