Cheek wrinkles revisited: Etiological classifications and nonsurgical treatment options

BACKGROUND: Wrinkles are one of the key signs of an aging face. Cheek wrinkles have a prominent negative impact on facial aesthetic. Recognizing the pathology and types of different cheek wrinkles, and the possible minimal invasive interventions to treat them, are crucial for optimal aesthetic outcome. OBJECTIVE: The classification of cheek wrinkles based on etiology, past literature, and wrinkle pattern, and the outlining of possible treatment options. RESULT: Five different types of cheek wrinkles are described: Type 1-Atrophic cheek wrinkles, Type 2-dynamic expressional cheek wrinkles, Type 3-static expressional cheek wrinkles, Type 4-laxity cheek wrinkles, and Type 5-sleep cheek wrinkles. Treatment options and techniques for different types of cheek wrinkles are recommended accordingly.