PYOSIS CORLETTI 



2023 



Climatology. — So far it has only been recorded in Ceylon, 

 etiology. — Pyococci are present in the lesions, but may not be 

 the true cause. 



Symptomatology. — With little or no pruritus, discrete, conical, 

 solitary pustules appear on the palms of the hands. These pustules 

 do not coalesce or form crusts, and are not surrounded by a zone 

 of hyperaemia. 



Diagnosis.— It is distinguished from scabies by the absence of 

 the acarus, from ring\\^orm by the absence of a fungus, and from 

 syphilis by the uselessness of the specific treatment. 



Treatment. — Vaccines may be tried. 



Pyosis Corletti. 



Synonyms. — Impetigo bullosa, Impetigo contagiosa bullosa of Corlett. 



Definition. — Pyosis corletti is an acute, contagious, bullous pyosis 

 beginning "on any region of the body, and characterized by the 

 presence of medium-sized^and large bullae arising on seemingly 

 healthy skin, and caused hy^Ai^^o coccus ^mollis (Dyar, 1895). 



Fig. 796. — Pyosis Corletti. 



Historical. — In 1899 Corlett described a contagious bullous erup- 

 tion as being endemic in Florida; later Singh in India invited atten- 

 tion to a similar disease. In 1912 Reguzis described an epidemic 

 among Europeans in Cairo. In 1915 Chalmers and O'Connor gave 

 a description of an epidemic of this disease as seen in the ist 

 Battalion of the Suffolk Regiment in Khartoum. 



etiology. — The causal organism so far found is Aurococcus mollis 

 (Dyar, 1895). It is causal because (i) it is the only organism 

 present, and is found in the youngest vesicles; (2) it was obtainable 



