CATEGORY (Skin)	Diseases of the Skin and Subcutaneous Tissues
SYSTEM	Integumentary System (Skin and Subcutaneous Tissues)
ORGAN	Skin and Subcutaneous Tissues
ALTERNATE NAMES /COMMON NAMES	Hyperkeratosis Callus Clavus
NAMES IN DIFFERENT LANGUAGES	Ghatta in Hindi Callo in Italian Karusu in Japanese
ICD 10 CLASSIFICATION	L80-99> Other disorders of the skin and subcutaneous tissue L84> Corns and Callosities
WORLD STATISTICS	Approx 1 in 40 or 2.50% or 6.8 million people in USA 20-65% of people aged 65 or older are affected 9.2 million Americans are affected Nearly 38 per 1000 people affected in US
INDIAN STATISTICS	Extrapolated prevalence(approximation) : 26,626,765 Population estimated used : 1,065,070,607
MOST PREVALENT IN	Worldwide distribution