H.-31.

Health Department Labouatori. The following table summarises the pathological examinations made at the Health Department Laboratory: —

Table showing Result of Examination of Pathological Specimens.

Urines Examined.

Animals examined. Rats, for plague ... ... ... ••■ ■• ■•• • ■■ 10 Fleas from rats, for plague ... ... . . ... 6 Guinea-pigs inoculated ... ... ... •■■ ••• ••■ 20 Vaccine Laboratory. Vaccine ••• •■• ■■• ••• ••■ •• ••• 13 Vaccine-cultures ... ... ... ... ••• ■• • 130 Glycerine ... ••• ••■ ••■ ••• ••• ••• 2

XXXVII

Material. Objeot of Examination. Positive. Negative. ! Total. Sputum tt • • • • • • • ' * For tubercle „ hydatids „ influenza bacillus „ other organisms ... Ill 1 5 26 246 2 1 5 357 3 6 31 if ' * * " • " * ' * Total sputa examined 397 Purulent and other discharges of fluids Ditto For pyogenic organisms 3 0 3 „ tubercle „ gonococci „ plague ... „ parasites „ other conditions ... „ hydatids 1 7 0 2 10 1 9 26 3 7 6 1 10 33 3 9 16 2 If • • ■ •«• V Total discharges examined 76 Blood For typhoid (Widal's) „ leprosy... „ other conditions ... 3 0 9 12 0 3 15 0 12 a •■• •*• ••* Total blood-samples 27 Throat-swabs For diphtheria bacillus „ other conditions 26 2 37 10 63 12 Total throat-swabs examined 75 Tissues examined by section ... n ' • • For malignancy „ tubercle bacillus... „ other conditions ... 85 7 31 71 3 7 156 10 38 it Total tissues examined 204

Method. What sought. Positive. Negative. i L Total. iacteriologically licroscopically Ihemically ... Tubercle H '" Deposits Albumen Sugar Melanin Other conditions Urea Sugar Albumen 2 10 25 13 4 1 21 4 7 1 5 18 5 12 15 0 2 0 0 0 7 28 30 25 19 1 23 4 7 1 Ihemical estimations)... it • * * ir ''' Total uriuesjexamined 145