Tests and diagnosis. Your doctor will likely suspect factor V Leiden if you've had one or more episodes of thrombosis or pregnancy loss or if you have a strong family history of thrombotic disease. Your doctor can confirm that you have factor V Leiden with a blood test.
For the best roast Medium leg of lamb cook for 25mins per 450g, +25 mins. Do 5mins less/450g for rare.1.4kg = 1hr 40 mins or 1hr 25 mins for rare.or the best roast Medium leg of lamb cook for 25mins per 450g, +25 mins. Do 5mins less/450g for rare.
Medium Rare. Cooking your leg of lamb to a medium-rare finish, with a pronounced pink hue to the meat, means the internal temperature should reach 145 degrees F. With your oven preheated at 325 degrees F, you will cook the lower leg half (called the shank) for 25 to 30 minutes per pound.