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Median Rhomboid Glossitis: When the middle of the tongue turns smooth and red
Median rhomboid glossitis is a smooth red patch on the back of the tongue caused by chronic Candida. Learn the risk factors and how it's treated.
Updated 26 June 2026
Macroglossia
Macroglossia is an enlarged tongue with many possible causes — congenital, hormonal, local lesions. Learn the patterns and the systemic conditions linked to it.
Updated 26 June 2026
Hairy Tongue (Black Hairy Tongue): Why does my tongue look furry?
Hairy tongue is a benign furry, stained appearance of the tongue. Learn what causes the colour, how it differs from hairy leukoplakia and how to clear it.
Updated 26 June 2026
Fissured Tongue: Why does my tongue have grooves and cracks?
Fissured tongue is a common, harmless tongue variation with deep grooves on the surface. Learn what causes it and when it links to psoriasis or geographic tongue.
Updated 26 June 2026
Geographic Tongue (Erythema Migrans): A benign map-like pattern on the tongue
Geographic tongue is a harmless, migratory map-like pattern on the tongue. Learn what causes it, what triggers flares and how to soothe a burning tongue.
Updated 24 May 2026