Large hub airports are those that process at least one percent of revenue passenger boardings annually, whether or not in scheduled service. The table below lists the airports in the United States that have been designated as large hubs. The table is sorted by Airport Code. USA Large Hub Airports with 2004 Passenger Boardings, Sorted by Airport Code. Code.
Skin Cancer Symptoms and Signs. BCC is the most common type of skin cancer and has a predilection for sun-exposed skin. Tumors may appear as a pearly or waxy bumps usually with visible blood vessels (nodular BCC), or as a flat scaly reddish patch (superficial BCC) with a brown border, or as a hard or scar-like lesion (sclerosing BCC).
The Warning Signs of Skin Cancer. Skin cancers -- including melanoma, basal cell carcinoma, and squamous cell carcinoma -- often start as changes to your skin. They can be new growths or precancerous lesions -- changes that are not cancer but could become cancer over time. mole (nevus) is a benign growth of melanocytes, cells that gives skin its color. Although very few moles become cancer, abnormal or atypical moles can develop into melanoma over time. Normal moles can appear flat or raised or may begin flat and become raised over time. The surface is typically smooth.