3. Thymoma -- The Cornell Physician Group
Thymomas are rare, slow growing tumors of the thymus gland, a gland that resides in front of the heart. Surgical removal of small, well-encapsulated tumors has been an effective treatment for patients with thymoma.
http://wo-pub2.med.cornell.edu/cgi-bin/WebObjects/PublicA.woa/4/wa/viewHContent...

4. thymoma -- The Cleveland Clinic
We subscribe to the HONcode principles. Department of Patient Education and Health Information.
http://www.clevelandclinic.org/health/search/do-query.asp?topicId=1408&sWord=Th...

5. myasthenia gravis - General Practice Notebook
myasthenia gravis - General Practice Notebook. Myasthenia gravis is an acquired autoimmune disorder characterised by weakness, typically of the periocular, facial, bulbar, and girdle muscles. It is associated with serum IgG antibodies to...
http://www.gpnotebook.co.uk/simplepage.cfm?ID=-248184822