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S-NA-W 317.73

ORGANIZATION OF HYGIENIC LABORATORY.

WALTER WYMAN, Surgeon-General,

U. S. Public Health and Marine-Hospital Service.

ADVISORY BOARD.

U. S. Army; Surgeon John F. Urie, U. S. Navy; D. E. Salmon, Chief of U. S. Bureau of Animal Industry; and Milton J. Rosenau, U. S. Public Health and Marine-Hospital Service, ex officio.

Prof. William H. Welch, Prof. Simon Flexner, Prof. Victor C. Vaughan, Prof. William T. Sedgwick, and Prof. Frank F. Wesbrook.

LABORATORY CORPS.

Director.-P. A. Surg. Milton J. Rosenau.

Assistant Director.-Asst. Surg. John F. Anderson.
Pharmacist.-M. H. Watters, Ph. G.

DIVISION OF PATHOLOGY AND BACTERIOLOGY.

Chief of Division.-P. A. Surg. Milton J. Rosenau.

Assistants.—Asst. Surgs. John F. Anderson, Herman B. Parker, Edward Francis Thomas B. McClintic, and Clarence W. Wille.

DIVISION OF ZOOLOGY.

Chief of Division.-Ch. Wardell Stiles, Ph. D.

Assistants. Phillip E. Garrison, A. B.; Brayton H. Ransom, B. Sc., M. A.; Earle

C. Stevenson, B. Sc.; Arthur L. Murray.

Itinerary of the trip through the Southern Atlantic States-Continued.

Page.

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Whites appear to be more severely affected than negroes.

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Occupation of patients....

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Severe cases are more common in women and children than in males over

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Stage of simple anemia or oligocythemia (chlorotic stage).
Dropsical stage.......

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Objective and subjective symptoms; analysis of symptoms-Continued.
General external appearance-Continued.

Head-Continued.

Nostrils....

Lips and gums.

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Teeth

Tongue.

Neck...

Thorax.

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Abdomen..

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"Potbelly" or "buttermilk belly," dropsy and tympanites.

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External genitalia, sexual function, menstruation, sterility.
Tendency to abortion.......

Prevalence of uncinariasis in the United States

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Objective and subjective symptoms; analysis of symptoms-Continued.

Clinical diagnosis of hookworm disease

Blotting paper test with feces.

Microscopic examination of feces.

Gross examination of feces....

Treatment of hookworm disease.
Anthelminthic treatment
Thymol

Male fern.

Calomel

General treatment..

Prognosis.

Lethality of hookworm disease.

Post-mortem appearances .

Prevention of hookworm disease

Adult worms in the intestine; treatment.
Eggs in the feces; control and destruction..
The infecting (encysted) stage of the larva.
Disinfecting premises.
Drinking water

Clean hands

Wearing shoes ..

Common interpretation of hookworm disease..

Economic importance of hookworm disease

Geographic distribution and abstracts of cases found in the United States......

Bibliography

Index to zoological names

Index to authorities cited.

Addenda...

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