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The following brief and somewhat disconnected notes on Onchocerca volvulus are based on observations made at Accra in the Gold Coast, West Africa.DIAGNOSIS.The tumours of QO. volvulus are by no means always large and easily recognisable, but are frequently very small, deep-seated, and difficult to detect.In some cases, indeed, we have been able to palpate them only after they had been located for us by the patients themselves.The diagnosis of volvulosis by the presence of tumours is, therefore, unreliable, and we have found it
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Macfie et al. (1922) studied this question.
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