What condition is characterized by inflammation of the plantar fascia?

Plantar fasciitis is characterized by the inflammation of the plantar fascia, a thick band of tissue that runs across the bottom of the foot and connects the heel bone to the toes. This condition often presents with sharp pain in the heel or along the arch of the foot, especially first thing in the morning or after prolonged sitting. The inflammation can result from excessive strain, overuse, or mechanical factors such as poor footwear, flat feet, or high arches.

The other options represent different foot conditions that do not specifically involve inflammation of the plantar fascia. Achilles tendonitis pertains to inflammation of the Achilles tendon, whereas metatarsalgia refers to pain in the ball of the foot usually caused by excessive pressure on the metatarsal bones. Morton's neuroma involves a thickening of nerve tissue between the toes, typically leading to pain and discomfort in that area. Thus, while they all relate to foot discomfort, only plantar fasciitis directly connects to inflammation of the plantar fascia. Understanding the unique characteristics of plantar fasciitis can help with accurately diagnosing and treating foot-related issues.