From: Relapsing viral keratoconjunctivitis in COVID-19: a case report
 | Left eye | Right eye | Normal reference range in conjunctival secretions | Blood | Normal reference range in blood |
---|---|---|---|---|---|
IL-2 (pg/ml) | <1.64 | <1.64 | <0.71 | <1.10 | 0.00–4.13 |
IL-4 (pg/ml) | <1.05 | <1.05 | <1.03 | <1.84 | 0.00–8.37 |
IL-6 (pg/ml) | 74.91 | 9.24 | <1.34 | 22.14 | 0.00–6.61 |
IL-10 (pg/ml) | <1.09 | <1.09 | <0.66 | 3.94 | 0.00–2.31 |
TNF-a (pg/ml) | <1.34 | <1.34 | <6.71 | 17.10 | 0.00–33.27 |
TNF-g (pg/ml) | 0.74 | 0.92 | <4.07 | 5.36 | 0.00–20.06 |