Hyperaemia and exudation resulting from interaction between instilled tuberculin and antibodies in conjunctiva (bacteriolysin, according to Wolff-Eisner).

7. Interpretation of Reaction:

Wolff-Eisner maintains that positive conjunctival tuberculin reaction means active tuberculosis, a conclusion accepted by but a few.

8. Field of Application of Conjunctival Tuberculin Test:

Should not be used; connected with danger to the eye.

Conjunctival test used very rarely at present.

IV. PERCUTANEOUS TUBERCULIN TEST

1. Synonyms: Salve Test; Moro Test.

2. Salve: Equal parts of Old Tuberculin and anhydrous lanolin.

3. Application of Test: