LABORATORY SPECIMEN

Question 1

Common specimen for intestinal parasites

Answer 1

Fecal specimen

Question 2

Describe what types of infective stages fecal specimen demonstrates?

Answer 2

eggs, larvae, adult, trophozoites, cysts, and oocysts

Question 3

Fecal specimen can also be utilized for?

Answer 3

immunological tests

Question 4

What is the ideal container for fecal specimen?

Answer 4

Clean, wide-mouth container made with waxed cardboard, plastic, or glass with a tight-fitting lid

Question 5

Use of purgative solution

Answer 5

Purged and Enema

Question 6

When is Purged and Enema used?

Answer 6

Used when negative in routine O&P Examination but with a strong clinical suspicion of intestinal
amebiasis infection.

Question 7

What does purged and enema do?

Answer 7

Irrigating the cecal area.

Question 8

Specimen that is used for the detection of Schistosoma haematobium eggs

Answer 8

Urine / Genital Specimen

Question 9

Urine / Genital Specimen is used to detect?

Answer 9

Schistosoma haematobium eggs

Question 10

other genital specimens?

Answer 10

Vaginal discharge and prostatic secretions

Question 11

Vaginal discharge and prostatic secretions are examined by?

Answer 11

direct wet mount for the
presence of T. vaginalis

Question 12

this specimen is for the detection of a rare disease called Pleuropulmonary amoebiasis

Answer 12

Sputum

Question 13

What type of eggs Sputum detects?

Answer 13

Echinococcus granulosus and Paragonimus westermani eggs

Question 14

in what state should the sputum be in for collecting?

Answer 14

Basal state collection

Question 15

for the sputum specimen Parasites with migrating to?

Answer 15

heart-lung route

Question 16

Second common specimen examined

Answer 16

Blood specimen

Question 17

What does blood specimen recover?

Answer 17

malarial parasite, filarial worms, trypanosomes, leishmanial and toxoplasma. Fresh and stained.

Question 18

Serum may used for serologic test.

Answer 18

Blood specimen

Question 19

confirming amebic ulcers in the lower sigmoid colon and rectum.

Answer 19

Protoscopic aspirates and scrapings

Question 20

use of duodenal intubation or by Entero-test method. (G. lamblia, S.
stercoralis, F. buski, Cryptosporidium)

Answer 20

Duodenal aspirates

Question 21

direct wet mount; permanent stained slides; culture techniques
may also used; Cyst can be examined directly or mixed with 10% KOH for the presence of
hydatid sand (scolices or characteristic hooklets).

Answer 21

Liver and lung aspirates

Question 22

Cyst can be examined….

Answer 22

directly or mixed with 10% KOH for the presence of
hydatid sand (scolices or characteristic hooklets)

Question 23

Demonstration of parasitic stages utilizing skin, superficial lymph node, etc

Answer 23

Biopsy

Question 24

This specimen is used for the Diagnosis of Acanthamoeba keratitis.

Answer 24

Corneal Scrapings

Question 25

what type of container should be used when storing Corneal Scrapings

Answer 25

sterile airtight container

Question 26

this specimen is obtained through Obtained by lumbar puncture.

Answer 26

Cerebrospinal Fluid

Question 27

Cerebrospinal Fluid sediment should be examined by?

Answer 27

wet mount technique

Question 28

Cerebrospinal fluid is examined by wet mount technique for the presence of

Answer 28

motile trophozoites.

Question 29

Prepare permanent stained smears.

Answer 29

Cerebrospinal Fluid

Question 30

what other parasites can you detect using CSF?

Answer 30

Naegleria, Acanthamoeba, Toxoplasma, Trypanosoma

Question 31

this specimen is associated with poor oral hygiene

Answer 31

Mouth scrapings and Nasal Discharge

Question 32

the Nasal discharge is used to detect?

Answer 32

N. fowleri

Question 33

Infection of oral mucosa and gingival is used to detect?

Answer 33

Entamoeba gingivalis / Trichomonas tenax

Question 34

ideal container for Mouth scrapings and Nasal Discharge

Answer 34

Place in a sterile, airtight container

Question 35

TRUE OF FALSE: can you use swab and examine by direct wet mount Mouth scrapings and Nasal Discharge?

Answer 35

TRUE

Question 36

Sputum specimen must be from

Answer 36

lower respiratory passages NOT SALIVA