Birth defects such as a lung cyst or other lung malformation. These are some of the more common types of benign lung tumors: 1  Hamartomas are the most common type of benign lung tumor and the third most common cause of solitary pulmonary nodules.irth defects such as a lung cyst or other lung malformation. These are some of the more common types of benign lung tumors: 1  Hamartomas are the most common type of benign lung tumor and the third most common cause of solitary pulmonary nodules.
Leyden Township is located just northwest of the city of Chicago, an edge of which lies within the township but as a separate entity. According to the United States Census Bureau, the township covers an area of 19.84 square miles (51.4 km 2).eyden Township is located just northwest of the city of Chicago, an edge of which lies within the township but as a separate entity. According to the United States Census Bureau, the township covers an area of 19.84 square miles (51.4 km 2).
Lowden is located at (41.857847, -90.925971 According to the United States Census Bureau, the city has a total area of 1.02 square miles (2.64 km 2), all of it land.