In the early stage of a particular innovation, growth is relatively slow as the new product establishes itself. At some point customers begin to demand and the product growth increases more rapidly. New incremental innovations or changes to the product allow growth to continue.
Common causes of itchy ears in pets include: 1. Allergic skin disease. Itâs a likely cause of itchy ears in pets â dogs, especially â but the cycleâs the same for both canines and felines: The ears become inflamed in response to an allergen thatâs been inhaled, absorbed, or ingested. The ears produce excess wax and other secretions.
Tinea capitis and impetigo are two of the most common infectious causes of rash behind the ears. 1  Tinea capitis (also known as the scalp ringworm) is an infection caused by a class of fungi known as dermatophytes. 2  Impetigo is a contagious infection that is mainly caused by bacteria of the Staphylococcus family.