Curved fingernails. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms curved fingernails including Chronic obstructive pulmonary disease (COPD), Emphysema, and Interstitial lung disease. There are 3 conditions associated with curved fingernails. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions. 1  Chronic obstructive pulmonary disease (COPD).
East Asia. 1. the countries and land area of the People's Republic of China, Hong Kong, Japan, Korea, Macao, Mongolia, the Ryukyu Islands, Taiwan, and the Russian Federation in Asia. Asia, East Asia, South Asia, Southeast Asia.
Southeast Asia or Southeastern Asia is a subregion of Asia, consisting of the countries that are geographically south of China, east of India, west of New Guinea and north of Australia.The region lies near the intersection of geological plates, with heavy seismic and volcanic activity.he distribution of the religions and people is diverse in Southeast Asia and varies by country. Some 30 million overseas Chinese also live in Southeast Asia, most prominently in Christmas Island, Indonesia, Malaysia, the Philippines, Singapore, and Thailand, and also, as the Hoa, in Vietnam.