Hypoventilation may be caused by an uneven distribution of inspired air (as in bronchitis), obesity, neuromuscular or skeletal disease affecting the thorax, decreased response of the respiratory center to carbon dioxide, or a reduced amount of functional lung tissue, as in atelectasis, emphysema, and pleural effusion.
Seborrheic Keratosis Causes Wart Like Skin Growths. Seborrheic keratosis causes wart like skin growths to appear on just about every body thatâs over age 40. Although they resemble skin cancer, these keratosis tumors are benign.
Warts. 1  Overview Warts: It is common for warts to grow on the hands. Warts: Overview Warts are benign (not cancerous) skin growths that appear when a virus infects the top layer of the skin. 2  Symptoms Wart under a child's nose: Children frequently get common warts. Warts: Signs and symptoms There are a few different types of warts.