<prompt> A 10-year-old boy is presented to ophthalmology OPD for white ring around the black of the eye. His father died of coronary heart disease. OE Corneal arcus is found, xanthoma on Achilles tendon. His fasting blood cholesterol 300 mgdl, Triglycerides within normal limit. What is the diagnosis?Type I HyperlipoproteinemiaType II A HyperlipoproteinemiaType II B HyperlipoproteinemiaType III Hyperlipoproteinemia  <response>: Ans. B. Type IIA HyperlipoproteinemiaIdentifying features Corneal arcus History of coronary artery disease Tendinous xanthoma Very high cholesterol level Triglycerides within normal limit. 