REFERENCE SERVICES AVAILABLE ( continued ) 
RECEIVING LABORATORY 
Mycology 
Examination of cultures for pathogenic fungi (Dermatophytes, subcu- 
taneous and systemic pathogens). 
Examination of stained and unstained histological slides for presence of 
pathogenic fungi. 
Examination of clinical materials from cutaneous mycotic diseases. 
(Hair, skin scrapings, nail clippings, etc.) 
Examination of cultures and clinical materials of veterinary origin. 
Serologic tests for actinomycosis, blastomycosis, coccidioidomycosis, 
cryptococcosis, and histoplasmosis. 
Mycology Unit 
Parasitology 
Examination of feces, urine, sputum, and other body fluids and aspirates 
for evidence of parasitic infection. ( Entamoeba histolytica and other 
intestinal protozoa, intestinal helminths, schistosomes, Paragonimus 
westermani, Echinococcus granulosus, etc.) 
Examination of biopsy or autopsy material for Trichinella spiralis, Echi- 
nococcus granulosus , etc. 
Examination of histological preparations for presence of parasites. 
Identification of isolated worms. 
Examination of thick or thin blood films, impression smears, tissue sec- 
tions, etc., for blood parasites (malarial parasites, hemoflagellates, 
filarial worms, etc.) 
Isolation of hemoflagellates by cultivation and animal inoculation from 
unpreserved whole blood, spinal fluid, tissue, aspirates, etc. 
Serologic tests for toxoplasmosis, trichinosis, echinococcosis, extra-intes- 
tinal amebiasis, visceral larva migrans, cysticercosis, filariasis, schisto- 
somiasis, Chagas disease, and kala-azar. 
By special arrangement: examination of impression smears, spinal fluid, 
tissue sections, etc., for Toxoplasma; attempted isolation of organisms 
from whole blood, spinal fluid, tissues, etc.: serology on adult eye lesion 
cases. 
Parasitology Unit 
VD Laboratory Procedures 
Treponema Pallidum Immobilization (TPI) test on serum. 
Identification of cultures of Neisseria gonorrhoeae 
Under certain special conditions approved by the Venereal Disease Re- 
search Laboratory, cultures of gonococci may be accepted for testing 
to determine susceptibility to penicillin. 
Venereal Disease Research 
Laboratory 
(Venereal Disease Program) ■ 
Virology and Rickettsiology 
Reference studies for the identification of infectious agents in tissue cul- 
ture fluids, animal tissues, or original clinical materials (including 
acute and convalescent serum specimens for serology) submitted for 
confirmation or extension of initial findings and examination of speci- 
mens of animal origin for studies involving viral agents transmissable 
to man. (Form PHS 3.332 should accompany these specimens.) 
Virus Reference Unit 
42 
