CH lEROPOMPHO LY X 463 



CHIEROPOMPHOLYX. 



This disease, often better known as Pompholix or Dysidrosis, 

 consists of sago-like vesicles rising from the prickly layer of the skin 

 affecting symmetrically the inter-digital parts of the hands and feet. 

 Their advent is accompanied by intense itching and burning, but they 

 are not surrounded by any inflammatory zone. These vesicles may 

 run together, forming bulk'e containing clear fluid which may dry up 

 and scar over. The whole of the extremities may be attacked, clusters 

 forming early about the sweat glands and often pressing upon them. 



The attack lasts about tw^o weeks, but recurrence is common. 



To scratch them may cause a troublesome eczema. 



The cause is unknown. Some afiirm that it is a vasomotor 

 neurosis. 



TREATMENT. 



Treat as for pruritis. Avoid all that promotes excessive sweating. 

 Prick the vesicles with a sterile needle and bathe them frequently in 

 sublimate lotion. Cotton wool placed between the toes aids the 



process. 



CHLOASMA. 



This disorder is an anomaly of pigmentation of the exposed parts. 

 The varieties are classified according to the known causative agents, 

 such as : — 



Chloasma solare, due to exposure to the sun, glacial glare and 

 other powerful light, 

 caloricum, following exposure to heat, 

 traumaticum, following mechanical irritation, 

 due to irritating drugs, 

 malaricum, in cases of chronic malaria, 

 symptomaticum, or better perhaps, C. uterinum, found 

 in some cases of pregnancy and diseases of the female 

 genital organs. 

 Hyperpigmentation is seen in many diseases, as Tuberculosis, 

 Syphilis, Leprosy, Diabetes, Addison's disease, Kala-azar, &c. 



COOLIE ITCH. 



A general contagious itching eruption of unknown causation affect- 

 ing the extremities, and rarely the whole body. The eruption 

 resembles scabies, but no Acarus scabiei can be found. 



Sulphur and naphthol ointments, 3 to 10 per cent., should be used. 



COPRA ITCH. 



A troublesome dermatitis caused by an Acarus-like parasite of the 

 Tyroglyphus, which swarms in copra and affects people handling it. 

 The mite does not burrow into the skin. The disease lasts as long as 



