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What is Lovibond profile sign is seen in - and explain in detail?
Ans. is 'c' i.e., Clubbing "Clinical indicators of clubbing are Lovibond profile sign and curth s modified profile sign"o Lovibond angle is the angle located at the junction between the nail plate and proximal nail fold. It is normally less than 160deg. In clubbing, the angle exceeds 180deg (Lovibond profile sign).