Case Report

Seronegative Myasthenia Gravis, as a Rare Autoimmune Condition in Turner Syndrome

Table 1

Estimated prevalence of autoimmunity in Turner syndrome.

AutoimmunityPrevalence in TS (% of diagnosed cases)Author, year (ref.)

Hashimoto’s thyroiditis30–60Elsheikh et al., 2001 [10]

Celiac disease2.7–17Bakalov and Gutin, 2012 [9]
Mortensen et al., 2009 [12]

IBD4Bakalov and Gutin, 2012 [9]

Type 1 diabetes mellitus0.9–4Bakalov and Gutin, 2012 [9]
Mortensen et al., 2009 [12]

Psoriasis3.1Bakalov and Gutin, 2012 [9]

Graves’ disease0.7–2.7Elsheikh et al., 2001 [10]
Valenzise et al., 2014 [11]

Adrenal antibodies1-2Hamza et al., 2013 [8]
Mortensen et al., 2009 [12]

JRA and RA0.9Bakalov and Gutin, 2012 [9]

Ankylosing spondylitis0.4Bakalov and Gutin, 2012 [9]

IBD: inflammatory bowel disease; JRA: juvenile rheumatoid arthritis; RA: rheumatoid arthritis.