1 Around 5% of pulmonary nodules turn out to be cancer. 2  The bigger the nodule, the higher the risk of malignancy. 3  In smokers risk of a 5mm nodule being malignant is 1/500, 10 mm is 1 in 50, and 20mm is 1 in 10. 4  Pulmonary nodules are common-half of smokers over 50 have at least one nodule.
By Huda. The crescent moon and star is an internationally-recognized symbol of Islam. The symbol is featured on the flags of several Muslim countries, and is even part of the official emblem for the International Federation of Red Cross and Red Crescent Societies.y Huda. The crescent moon and star is an internationally-recognized symbol of Islam. The symbol is featured on the flags of several Muslim countries, and is even part of the official emblem for the International Federation of Red Cross and Red Crescent Societies.
The astrological symbol of the sun is a circle with a dot in the middle. The same symbol is often used to represent gold, which is strongly associated with the sun. The element of spirit, seen as an element equal or superior to the physical elements of fire, air, water and earth, is commonly represented by a circle.ircles commonly represent unity, wholeness, and infinity. Without beginning or end, without sides or corners, the circle is also associated with the number one. In some cases, there is a distinction between that which is contained within the circle and that which lies without.