0906 REPORT OF THE HARVARD AFRICAN EXPEDITION 
his case there were no lesions of the skin of any description. Inoculation of mice, 
euinea pigs, and rabbits, with spinal fluid from the patient as well as ventricular 
fluid and the gelatinous exudate from the brain, resulted negatively. Had the 
sporotricha not been demonstrated by microscopical examination of the spinal 
fluid and in sections of the tissues, the diagnosis of the affection could not have 
been made. Blair and Yarian! also have recently reported upon two cases of 
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No. 261. — Photomicrograph of necrotic area in corium, Case 186. 
Zeiss objective AA, ocular 6 
sporotrichosis of the hand, forearm, and arm, in which the Sporotrichum was 
present in sufficient numbers in the pus from the lesion for the diagnosis to be 
made by the microscopical examination. 
In cases in which it has not been possible to find from the microscopical ex- 
aminations recognizable forms of sporotricha, it seems possible that young spores 
of the micro-organism may be present in the tissues. In this connection De Souza 
Campos and Paulo de Almeida? have recently studied twelve cases of blasto- 
1 Blair and Yarian: Jour. A. M. A. (1928), XCI, 96. 
2 De Souza Campos and Paulo de Almeida: Ann. de Faculdade de Medicina de Sao Paulo 
(1927), II, 203. 
