Paralab

• Which nematodes are found in specimens other than stool?

  Nematodes such as Strongyloides stercoralis and Ascaris lumbricoides can be found in other specimens.
• Why is Strongyloides stercoralis termed as "familial disease"?

  It is called "familial disease" because it can be transmitted within families, often due to shared environments.
• Which adult intestinal nematode has a free-living state?

  The adult of the nematode Strongyloides stercoralis has a free-living state.
• Which nematode undergoes heart-lung migration?

  Ascaris lumbricoides undergoes heart-lung migration.
• Which nematodes can cause autoinfection?

  Strongyloides stercoralis can cause autoinfection.
• When is the best time for collecting the specimen for detecting Wuchureria Bancrofti?

  The best time for collecting the specimen is during the night when the microfilariae are most active.
• What is the name of the university mentioned in the case study?

  Adventist University of the Philippines
• What department is associated with the case study?

  Department of Medical Laboratory Science
• What type of laboratory is mentioned in the case study?

  Parasitology Laboratory
• What was the adolescent female concerned about?

  She observed what appeared to be a worm in her underwear
• Why did the adolescent female opt to have her stool examined?

  She suspected a possible parasitic infection
• What did the medical technologist identify in the stool sample?

  A gravid proglottid of a cestode
• What distinguishing characteristics did the specimen exhibit?

  Distended uterus with 12 lateral branches containing an estimated 34,000 ova
• What is the parasite identified in the case study?

  Diphyllobothrium latum
• What is the appropriate description of the uterus of Diphyllobothrium latum?

  It has a distended uterus with 12 lateral branches
• In the genus Hymenolepis, what happens to the testes and ovary once the proglottids become gravid?

  They typically regress
• Prior to becoming gravid, how many testes and ovaries are present in a mature proglottid of Hymenolepis?

  Multiple testes and typically one ovary
• What is the position of the genital pore in a mature proglottid of Hymenolepis?

  It is unilateral
• What are the key characteristics of the organism identified in the stool sample?

  • Gravid proglottid of a cestode
  • Distended uterus
  • 12 lateral branches
  • Estimated 34,000 ova
• What are the reproductive characteristics of Hymenolepis before becoming gravid?

  • Multiple testes
  • Typically one ovary
  • Genital pore is unilateral