In 1967, the former British Colony of Aden and the former Aden Protectorate including Hadramaut became an independent Communist state, the People's Republic of South Yemen, later the People's Democratic Republic of Yemen. South Yemen was united with North Yemen in 1990 as the Republic of Yemen.
Gallbladder Problems: Gallbladder is a small pear-shaped sac that is located just below the liver, in the upper-right quadrant of the abdomen. One may experience pain under the right rib cage due to cholecystitis.iver Disease: The liver is a large glandular organ that is located just under the ribs on the upper right quadrant of the abdomen. The liver performs various important functions such as production of certain proteins, immune factors and a digestive juice called bile.
Costochondritis. This is the most common cause of pain localized under the rib cage. Inflammation of the thoracic cage muscles can also lead to pain under the right rib cage, specifically on the area of attachment of the breastbone and the rib cage.This condition usually originate from persistent coughing bouts, viral respiratory infections, and even from infectious mononucleosis.he right area of the thoracic cage mainly houses the organs: right lung, liver, right kidney, and the gallbladder. The key functions of these organs provide enough evidence why eliciting the specific root of pain under the right rib cage is of utmost importance.