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cause may likewise produce tions can be more unlike, than the varieties of impetigo, and the varieties of tinea capitis. some, if not all the varieties of
A herpes: the three orders of been placed under my care,
young woman has lately squamæ, pustulæ, and vesicu- who, having been engaged, for læ, may therefore be produced some weeks, in washing the by the same cause, and, in heads of children affected with most instances, may be cured tinea, has experienced a comby the same remedies.
plete attack of psoriasis unguiIf this be admitted, it will um; and during last year, I be also granted, that the same met with another servant, causes may produce contagious who, from the same cause, eruptions, since some of the was affected with psoriasis order of pustule are very con- palmaris. tagious. In what, then, does We frequently see that litthe contagion of such erup- tle children, having the porritions consist? Is there a pe- go furfuracea, or the porrigo culiar poisonous Auid, which, granulata, two varieties, as difon its application to different ferent as possible in appearskins, occasions on each the ance, will, with their fingers, same excitement, and the communicate to the arms or same eruption.
necks of their nurses or moThis is well known not to thers, the circinatus, or combe always necessarily the case : mon ringworm, which seems even the itch, which is, gene- to have a different character, rally, very quickly communi- as well as appearance; and cated, will not affect some may be cured by ink, an infuskins, though exposed to it sion of galls, or any astringent for months ;* and it will exhi- fluid. bit itself on some as a vesicu Now, the miasma of the lar, on others as a pustular smallpox, and chickenpox, or disease.
of any other contagious erup
tion The varieties of porrigo, though it will not affect all the
attended with fever,
, two or three of which are exceedingly contagious, will not
bodies to which it is applied, affect some children, though or which are exposed to it; they wear the hats and caps of yet, when the affection does the diseased; and no two erup- produce an eruption of nearly
take place, it never fails to
the same appearance ; for the * One of the rankest eruptions of this servant, who had slept in a small bed, bits, at its commencement
, the kind, that I ever beheld, was on a female most confluent smallpox exhiwith another girl, for six weeks, without communicating the disease to her. same character of pustule as
the distinct or more mild different parts even of the eruptión.
same person affected by it. In But, the varieties of the the psoriasis palmaris, the skin eruptions before mentioned, of the palms of the hands, haythough all proceeding from the ing a firmer texture from pressame fluid' or secretion, have sure, and generally a greater no similarity to each other in degree of heat, the disease appearance.
produces a more squamous, I conclude, then, that a cer- and a much more indurated tain vitiated secretion takes affection. place within a part or parts of In the psoriasis unguinum, the skin, and produces an erup- the fingers being more sensition; the lepra, for instance, tive, and particularly irritable which is more or less severe, around the nails; the disease as the secretion is more or less produces a fretful, tetterous vitiated, or the skin more or affection, with little vesicles, less irritable.
continually filling with, and disThe same vitiated Aluid, se- charging an ichor, which decreted on another skin, of dif- stroys the cuticle. ferent texture, or habit, or of The psoriasis diffusa is a a different degree of heat or mere squamous eruption, redryness, shall produce psoria- ceiving no peculiarity from its sis or pityriasis, and sometimes locality, bui frequently bearing impetiginous and herpetic a great resemblance to the eruptions.
lepra alphoides. These different phenomena We cannot doubt that the may be exhibited on the same secretion, in these cases, is the individual. The skin of the same; and that the difference scalp seems to differ in its na- of the affections produced, deture or texture, from the skin pends on the difference in the of the other parts of the body; parts of the skin on which it and a child, with any variety acts. of tinea capitis, may, by com In respect to contagious munication with his fingers, eruptions, without fever, I can produce an eruption on other find no satisfactory explanation parts of his body; but, such of their production ; but I eruption will seldom bear think it is not very improbamuch resemblance, and fre- ble, that they differ from othquently none, to the , tinea ers only in the degree of acri. which produced it.
mony, or the more irritating This is illustrated still more nature of the secretion which effectually, by the different produces them. Another cirexbibitions of psoriasis on the cumstance is indeed necessary
to render them contagious—a ent in such varieties ; and that certain state of the skin ex- they frequently must require posed to their action; for it is very different remedies :well known, that, however whereas, not only the different contagious an eruption may varieties of each particular generally be, we cannot com- order, but the different orders municate it to some individuals. themselves, may be cured by
On the other hand, some of the same remedies. those eruptions, which are not I would, on no account, atconsidered contagious, may be- tempt to diininish the value come so very acrimonious, that of Dr. Willan's classification, coming in contact with a skin which I think not only beautiin a certain state of irritation, ful, but even useful, as far as such skin shall be infected, as it enables us to convey to each in the variety of impetigo, call- other, with facility, withont ed grocer's itch, and in some the labor of description, more other impetiginous eruptions, correct ideas of the peculiar so very like the common itch, appearance of each eruption; that it is difficult to distinguish but, I cannot admit that it has them except by the infectious contributed, in the least dequality of the latter.
gree, to the power of subduWhen we reflect on the culiar structure of the skin As, in the course of these of the cuticle, the rete muco- remarks, I shall take the libersum, and cutis ; and consider ty of commenting freely on his that an eruptive disease may work, and shall do so with the sometimes affect the first, freedom of a man who thinks sometimes the second of these for himself, it may be necescoverings, and sometimes pe- sary, perhaps, to say, that no netrate to the cutis, to the one can more highly estimate capsule of the hair, and even the abilities of the late Dr. to the adipose membrane ; we Willan, with whom I was well may easily conceive what a acquainted, nor can any one different
appearance, and even more fully appreciate the character, the disease might worth of the work alluded to; assume, according to the part but its greatest beauty, the or parts which it occupied. classification of the eruptions,
How easily, then, may we and the division of each into be induced, by the division and its different varieties, led him subdivision of an eruptive dis- away, and has led away most ease, into all its different va- of his readers, from the samerieties, to consider that there ness of method and remedies, is something essentially differ- necessary for the cure of such
pe ing them.
diseases; and induced him and ly, and still more frequently them to think, that not only pustular;" yet he is not led the different orders, but their by such observations to congenera, and even many of clude it possible that the same their varieties, required differ- remedies may cure the different remedies, and different ent genera, but, on the contramodes of treatment.
ry, observes that “it is very Thus, his excellent work is obvious, as Dr. Willan used to swelled out, and rendered, in remark, that the adoption of many parts, unnecessarily te- any one mode of practice, dious, by an enumeration of a of any single pretended specigreat number of remedies for fic under the varying circumeach eruption, if remedies they stances of porrigo scutulata, may be called, extracted from must be unavailing, and often ancient and modern authors, extremely injurious.” both' those which were suc Accordingly, he gives us a cessful and unsuccessful, three list of thirtythree remedies, exparts of which, for any parti- ternally and internally, for this cular efficacy, are not worth single variety ; stating, indeed, mentioning
that 6 the milder remedies are Dr. Bateman, likewise, in to be employed in the more his Synopsis, though he seems irritative states of the disease ; to be fully aware that the and the stimulating applicasame cause may produce the tions where the discharge is different eruptions, and that acrimonious,” but without spe“ the diseases which com- cifying any preference to one mence with one generic cha- or more of the thirtythree reracter are liable, occasionally, medies, but leaving you to to assume another in the course make your own experiments, of their progress, as some pa- with the flattering prospect, pulous eruptions become sca- that “ such occasionally suc
ceed, and such and such are * But a still greater fault
, of which occasionally useful.” been guilty, is that of making long quota. tions of the opinions of Greek, Latin, and · German authors; which opinions, how- DR. CLUTTERBUCK'S LECTURE ON THE ever ingenious they may have been in. their day, are not now worth the trouble
At the conclusion of the last lecof reading; and still less so when describing a comparatively trifling complaint, ture, I said I would endeavor to exlike strophulus and its varieties, for the plain to you the nature of intoxicacomprehension and cure of which we sure- tion, as produced by the excessive ly can need no assistance from Etmuller, use of strong drioks. Now as this Lorry, Myrops, Russel, Aetius, Avicenna, state is referrible to disordered vas&c. &c.; quotations from whom, if not cular action in the brain itself, and intended to exhibit the erudition of the author, must be intended to enlarge the not to the general circulation, I must work, and to increase the price of it. again call your attention to the pe
more than one modern medical author has
To be concluded next week.
DISEASES OF THE NERVOUS SYSTEM.
culiarities of the brain in regard to probable that the excitement is not its circulation, without which it will absolutely equal throughout the whole be difficult to understand the differ- arterial system of the brain ; but ent and even opposite conditions rather, that the vessels of different produced in the state of the sensorial parts of this organ are unequally affunctions, by merely different de- fec:ed, and their functions also, as grees of the same cause. For, while a natural consequence of this inea small quantity of wine, or other quality. fermented liquor, produces an in All these causes, then, moderately creased activity in all the functions, applied, produce an increase of acbut primarily and essentially in those tion in the arteries of the brain, termed sensorial, a larger quantity of though still not with perfect equalithe same stimulus soon renders the ty. This increased arterial action organ altogether incapable of per- will produce a more rapid flow of forming its office, inducing, at length, blood through the organ; and this, that suspension or annihilation of the as in other cases, will be accompacerebral functions that we call in- pied with a more energetic performtoxication, and which in reality is ance of functions ; not merely those but a variety of apoplexy.
that are proper to the brain, but, It is easy to conceive a general secondarily, those of the general sys. increase of action to take place in tem likewise. Thus, from a modethe arterial system of the brain, rate quantity of wine, sensaiion is though it is not easy to say what observed to be quickened ;--there is causes would produce so general an an evident increase of the voluntary effect, and that equally with regard power ;-and the mind is excited in to every part of the organ. Among an equal degree. These may be the causes of pretty general excite- termed the primary effects, as rement to the arterial action of the gards the proper sensorial functions. brain, may be mentioned external But excitement soon follows in the heat, muscular exertion, certain emo- action of the heart and whole vascutions of the mind, and wine in mode- lar system, and soon becomes unirate quantities. Now that these do versal. But if the wine be taken in actually increase the arterial action excess, the actions of the vessels will of the brain, is almost a matter of not only be increased, but disorderdemonstration. The increase of size, ed at the same time, and disturbance and of pulsation, perceived in all the of functions will be the necessary external arteries of the head, as consequence, or that delirious state well as those of the neck, and the we term intoxication, in wbich neithflushing of the face and eyes, -are
er mind nor body is capable of per. sufficient proofs of this, as far, at forming its office in a proper manleast, as regards the external caro. And if the quantity should be tid and its ramifications ; while the still further increased, stupor follows, increased heat of the whole head, in which the sensorial functions are the throbbing headache that attends suspended altogether; sensation, voor follows, and wbich is often refer- luntary motion, and the powers of red by the patient to the centre of the mind being all for a time oblitethe brain ; these, together with the rated. The person is then said to excited state of functions, leave me be “dead drunk.” no room to doubt that the internal, Now to understand this variety of no less than the external vessels, are effect, as produced from the same in a state of inordinate action. Still, cause, you must call to mind what as there is some difference of effect occurs when arteries are excited by observable in the state of the func- any stimulus. Their muscular actitions, in these different cases, it is vity being increased, the blood is