a prolonged period of time can lead to tiny abrasions on the surface of the eyes. In advanced cases, the epithelium undergoes pathologic changes, namely squamous metaplasia and loss of goblet cells sometimes due to activation of T cells directed. Some severe cases result in thickening of the corneal surface, corneal erosion, punctate keratopathy, epithelial defects, corneal ulceration, corneal neovascularization, corneal scarring, corneal thinning, and even corneal perforation. An abnormality of any one of the three layers of tears which produces an unstable tear film, may result in symptoms of keratitis sicca.
Keratoconjunctivitis sicca is usually due to inadequate tear production. The aqueous tear layer is affected, resulting in aqueous tear deficiency or lacrimal hyposecretion. The lacrimal gland does not produce sufficient tears to keep the entire conjunctiva andFriday, Bain and Co. joined CommunityGrows for a workday in Koshland garden! Though a bit overcast, the team jumped into the task list for the day and gave the garden a makeover, just in time for the start of classes. Read more about their workday below! The day started with a group activity led by … Continue reading Bain and Co. Brings a Green Thumb to our Garden→

It was a perfect Friday to get out of the office and into the gardens! Autodesk joined CommunityGrows last week for a workday at Koshland to get the garden in shape for the upcoming semester. After a round of introductions, the team participated in a game led by Gardens Program Manager Anna. One of her … Continue reading Volunteer Highlight: Autodesk