A Department-of-Anesthesiology-based management protocol for perioperative corneal abrasions

Figures & data

Figure 1 Algorithm for the management of preoperative corneal abrasions.

Abbreviation: PACU, post-anesthesia care unit.

Table 1 Number of surgeries, eye complaints, and CAs of patients treated by anesthesiologists and ophthalmologists and associated event frequency

	2007	2008	2009	2010	2011	Total
Total surgical cases	14,982*	18,759	19,026	18,952	19,345	91,064
Total eye complaints	30	27	36	35	43	171
Non-abrasions	8	3	14	12	16	53
CA	22	24	22	23	27	118
Seen by anesthesia	21 (95.45%)	20 (83.33%)	21 (95.45%)	22 (95.65%)	26 (96.3%)	110 (93.22%)
Ophthalmology consults	1 (4.55%)	4 (16.67%)	1 (4.55%)	1 (4.35%)	1 (3.7%)	8 (6.78%)
CA incidence	0.15%	0.13%	0.12%	0.12%	0.14%	0.13%

Note:

* Data collected over a 10-month period.

Abbreviation: CA, corneal abrasion.

Table 2 Treatments given to patients diagnosed with corneal abrasions

	2007	2008	2009	2010	2011	Total
Refresh tears only	15	16	20	12	22	85
Refresh tears + erythromycin 0.5% ointment	0	0	0	5	4	9
Refresh tears + alternative treatment	2	2	0	4	0	8
Ophthalmology consults	1	4	1	1	1	8
Treatment information not available	4	2	1	1	0	8
Total	22	24	22	23	27	118

Figure 2 Density histogram of time to treatment for patients with corneal abrasion.

Figure 3 Mean age and Mean Surgery for CA vs non-CA Patients.

Notes: (A) Mean age of CA vs non-CA patients. (B) Mean surgery duration for CA vs non-CA patients. ^*Signifies P=<0.5.
Abbreviation: CA, corneal abrasion.