THE COAL SMOKE ABATEMENT SOCIETY.

THE COAL SMOKE ABATEMENT SOCIETY.

DISTRIBUTION OF PLAGUE.-THE COAL SI1IOKE ABATEMENT SOCIETY. but why this should be the case be answered in the light of present knowledge. Thirdly, in...

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DISTRIBUTION OF PLAGUE.-THE COAL SI1IOKE ABATEMENT SOCIETY. but why this should be the case be answered in the light of present knowledge. Thirdly, intellectual fatigue after prolonged brain work was accompanied by a diminished vaso-motor response to emotional states, and recovery to the normal level of blood pressure was much slower in states of mental fatigue than in conditions of mental freshness. Fourthly, moderately prolonged intellectual activity produced increase of blood pressure, diminution of the pulsewaves in the sphygmometric record, and blunting of the dicrotic notcn: In most subjects, after an hour’s mental activity, the heart-rate was slightly retarded. Fifthly, in very prolonged intellectual application there was produced a condition of vaso-constriction with heightened blood pressure which persisted for nearly an hour after work had ceased, after which slight vaso-dilatation set in. Sixthly, the Traube-Hering undulations, which represented normal rhythmic periods of vaso-constriction and dilatation, corresponded in conditions of brain activity with fluctuations of sensorial acuity (auditory and visual perceptions), the greatest sensorial acuity being reached just after the maximum of vaso-constriction. Seventhly, the blood-supply of the brain during cerebral activity was regulated by the vaso-motor centre acting through the heart, the splanchnic circulation, and the peripheral systemic circulation, the mode of reaction being such that the circulation of blood through the brain was augmented in states of heightened mental activity. with could

Town during the week. 3 patients remain under treatment at the plague hospital. Dead rats continued to be found in the town of Graaff-Reinet during the week. As regards Hong-Kong, a telegram from the Governor received at the Colonial Office on April 14th states that for the week ending

vaso-dilatation, not

llth there the disease.

April

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25

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plague

and 22 deaths from

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THE

COAL SMOKE ABATEMENT SOCIETY.

THE fourth annual report of this most useful society is now before us, being the report for the year 1902. During that year the inspectors of the society reported 2470 observations which led to the detection of 1831 nuisances, while 1701 complaints were by the instructions of the committee forwarded to the Corporation of London, the London County Council, and to various borough and district councils. Most of the nuisances were abated upon the receipt of statutory notices from the sanitary authorities, but in 88 instances offenders were summoned and in 72 instances convictions were obtained. Penalties and costs were imposed amounting in all to
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THE

1117

DISTRIBUTION OF PLAGUE.

of

THE medical officer of health of the Cape Colony states that for the week ending March 14th 3 cases of plague were PLUMBISM IN PEARL SETTERS: PLUMBISM discovered at Port Elizabeth-namely, 2 native males (1 of AND APPENDICITIS. whom was found dead) and 1 native female. These cases were discovered on the following dates-namely, 2 on the IT might be thought that all the sources of lead poisoning At the plague hospital, were well known but from time to time new ones are disllth and one on the 14th. Port Elizabeth, 1 native male patient died ; 1 European covered. At the meeting of the Société Médicale des male and 1 native male were discharged cured during the Hopitaux of Paris on Feb. 27th M. E. Apert called attention week, leaving 22 cases still under treatment. Plague- to lead poisoning in those engaged in mounting pearls-an. infected rats were found in the town. Dead rats continued occupation in which it does not appear to have been preto be found in and about the sheds and buildings on the viously observed. But a more important point in M. Apert’s wharves on the east bank at East London. A dead rat was communication is his demonstration of how easy it is to also found in the post-office on the west bank. 1 case of mistake lead colic for appendicitis. The relation between plague was discovered at King William’s Town during the these two conditions is rather complicated. Not only has week ended the 14th, the patient, a European male, lead colic been mistaken for appendicitis but, conversely, dying on the 10th. 3 cases of plague remained under appendicitis has been mistaken for lead colic. Moreover, treatment at the plague hospital. Dead rats continued to lead colic has been followed by appendicitis, probably be found in the town of Graaff-Reinet during the week. because lead acts injuriously on the appendix. Some time For the week ending March 2lst the medical officer of ago in an annotation we referred to an American case health states that at Port of Table Bay 2 Asiatic male adults of lead colic in which laparotomy was performed under were discovered to be suffering from plague on board the the impression that the patient was suffering from appendics. s. Nevasa while in quarantine in Table Bay-namely, 1 on itis.l1 Later we described a French case of the converse the 15th and 1 on the 16th, the latter dying on the error, in which a painter who had symptoms supposed to be same day. The vessel was sent on the 18th to the typical of lead colic died from subacute appendicitis, and quarantine station, Saldanha Bay, where 2 further cases another case in which an attack of lead colic was followed of plague, both Asiatic male adults, occurred on the 19th, by appendicitis.2 In connexion with this annotation Dr. F. 1 of them dying on the 20th. 2 cases of plague remain de Havilland Hall recorded a case in which a painter with under treatment in the hospital at the quarantine station, all the symptoms typical of lead colic, bent almost double Saldanha Bay. 7 cases of plague were discovered at Port; with the hands pressing on the abdomen, was admitted to Elizabeth during the week-namely, 6 native males (3 of hospital,He was treated for lead colic but died from perforawhom were found dead) and 1 native female also found dead. tive appendicitis. M. Apert related the two following cases. These cases were discovered on the following dates : 1 onL On Feb. 5th, 1903, a boy, aged 15 years, whose occupation the 17th, 1 on the 18th, 3 on the 19th, and 2 on the was the mounting of pearls, was taken to hospital bent 20th. At the plague hospital, Port Elizabeth, 1 native double, compressing his abdomen with his forearms and female patient died during the week, leaving 24 cases of. complaining of acute abdominal pain. In the previous plague under treatment. Plague-infected rats were foundl September he had a similar attack which was diagnosed 2 native male adults who had been underas appendicitis, and he recovered under medical treatment. in the town. observation at East London since the 19th and 20th. 1 THE LANCET, May 20th, 1899, p. 1380. respectively were found to be suffering from plague. No 2 THE LANCET, July 15th, 1899, p. 171. 3 THE fresh cases of plague were discovered at King William’s LANCET, July 29th, 1899, p. 302. ’

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