The failure of the dams came as a big surprise. Johnstown had constructed an entire system designed to completely eliminate the flood risk. In addition, regular inspections had turned up no defects. Still, the dams were no match for the thunderstorm that stalled over the area on July 20.
Common types of blood cancer include: 1  Leukemia: Cancer that originates in blood-forming tissue. 2  Non-Hodgkin lymphoma: Cancer that develops in the lymphatic system from cells called lymphocytes, a type of white blood cell that helps the body fight infections. Non-Hodgkin lymphoma: Cancer that develops in the lymphatic system from cells called lymphocytes, a type of white blood cell that helps the body fight infections. 2  Hodgkin lymphoma: Cancer that develops in the lymphatic system from cells called lymphocytes.
Although, the word âcancerâ elicits a great deal of fear and anxiety, all forms of cancer are different. The three main types of skin cancer are basal cell carcinoma, squamous cell carcinoma, and melanoma. Nonmelanoma skin cancer (basal cell carcinoma or squamous cell carcinoma) are the most common. These lesions are often red, scaly or waxy-looking and can be painful, bleed and increase in size.