dacryo-, dacry- +

1. Hernial protrusion of the lacrimal sac.
2. A pathologic enlargement of the lacrimal sac usually due to occlusion of the nasolacrimal duct and retention of mucoid secretions.

The lacrimal sac.

Pain in a lacrimal sac: Dacryocystalgia involves distress and suffering the tear sac, or dacryocyst.

1. Dilatation of the lacrimal sac.
2. A protrusion from the wall of the lacrimal sac.

1. Excision of the wall of the lacrimal (tear) sac.
2. Surgical removal of the lacrimal sac.

The lacrimal sac.

Inflammation of the lacrimal sac.

An instrument for incising strictures of the lacrimal duct.

Mucopurulent discharge from the lacrimal sac.

A surgical opening between the lacrimal sac and the ethmoid sinus.

A radiograph of the lacrimal apparatus obtained (after injection of radiopaque substances) for the purpose of determining the presence of and localizing a site of obstruction; this procedure has been largely replaced by the CT and MRI.

1. A radiographic examination of the lacrimal sac after its opacification by an instilled contrast medium.
2. A radiographic visualization of the lacrimal sacs and associated structures after injection of a contrast medium

1. A prolapse or downward displacement of the lacrimal sac.
2. A downward displacement of the lacrimal sac.

Since this sac lies in the bony lacrimal fossa, such a condition cannot occur unless the bony structure is altered.

1. A narrowing of the duct leading from the lacrimal sac to the nasal cavity.
2. A narrowing or occlusion of the nasolacrimal duct.

1. A surgically created opening between the lacrimal sac and the nasal cavity.
2. A surgical creation of a communication between the lacrimal sac and the nasal cavity.
3. The passage of a probe through the lacrimal sac into the nasal cavity.