PENICILLIOSIS 485 



Autogenous \accines and local antiseptics cure the condition. 

 Isolation is necessary to stop the epidemic. 



PENICILLIOSIS. 



The hairs of the moustache, beard, or axilhe are attacked by the 

 fungi, Penicillium barbae, and Aspergillus barbie = Aspergillosis. 

 The condition tends to become chronic. The diagnosis is easy. 

 The treatment is as for pediculosis. 



PHAGED^ENA (Tropical Sloughing Phagedaena). 



It is a rapidly spreading gangrenous condition of the skin and 

 subcutaneous tissues, forming a large sloughing sore which ultimately 

 ceases to spread, and cicatrizes or remains as a chronic ulcer. Men, 

 physically depressed from other causes, are generally attacked, such 

 as slaves, prisoners, soldiers, pioneers, &c. 



Any small injury or ulcer may develop into one. 



There is a large bleb which ruptures, exposing a foul, moist 

 slough, which extends in all directions. The deeper structures are 

 generally spared, but deformitv alwa3's results if the victim lives. 



Saprasmia and exhaustion or the rupture of a large blood-vessel 

 will carry off the patient. Pyogenic organisms have been found. 



The bacillus of Vincent and an associated spirillum are commonly 

 found. 



Correct the general health, give nourishing fresh food and 

 vegetables, opium and general tonics. 



Cauterize the part under chloroform, irrigate continuously until 

 healing takes place. 



Consider the patient as infective and isolate him. 



PIEDRA. 



A mycotic disease of the hair found in South America, especially 

 Colombia, consisting" of one or more liard small nodosities on the hair 

 caused by Trichosporon giganteum. The affected hairs are bent, 

 twisted and matted together. The node)silies arfe groups of spores 

 around the hair, leaving the latter intact. 



They can be seen with a microscope after washing with ether and 

 soaking in liq. potass. 



Bathe the hair, sponge with salicylic acid in absolute alcohol, 

 5 per cent. 



This is good for the long hair of women. 



Otherwise treat as for Pediculosis. 



PINTA (Carate). 



A group of allied epiphytic diseases of the skin common in Tropical 

 America, characterized by pigmented areas of skin, varving in tint, 



