Intestinal Nematodes

• Large Intestine = ____ ,_____

• Muscle = __________

• Large Intestine = E. vermicularis, T. trichiura

• Muscle = Trichinella spiralis

• C. philippinensis

  • Infective = ___

  • Diagnositic = ____

• S. stercoralis

  • Infective = _____ (_____)

  • Diagnostic = _____

• Hookworms:

  • Infective = _______ (_______)

  • Diagnostic = _______

• C. philippinensis

  • Infective = Filariform

  • Diagnositic = Larva & Egg in stool
    
    

• S. stercoralis

  • Infective = L3 filariform (unsheathed)

  • Diagnostic = Rhabditiform / Filariform
    
    

• Hookworms:

  • Infective = L3 filariform (sheathed)

  • Diagnostic = Egg / Larva

C. philippinensis:

• True Host:

• Intermediate Host:

C. philippinensis:

• True Host: Migratory Birds

• Intermediate Host: Freshwater / Brackish Fish

• D-shaped; Tadpole embryo = E. vermicularis

• Lemon, Barrel, Japanese Lantern = T. trichiura

• Chinese Lantern = S. stercoralis

• Peanut, Guitar, Flat plugs = C. philippinensis

• No eggs = T. spiralis

• D-shaped; Tadpole embryo = E. vermicularis
  
  

• Lemon, Barrel, Japanese Lantern = T. trichiura
  
  

• Chinese Lantern = S. stercoralis
  
  

• Peanut, Guitar, Flat plugs = C. philippinensis
  
  

• No eggs = T. spiralis

Vitamin A malabsorption

Ascaris

Pruritus Ani

Enterobius vermicularis

• Petechial hemorrhage

• Enterorrhagia

• Rectal Prolapse

Trichuris Trichiura

Borborygmi

C. philippinensis

• Nutria Itch

• Chochin China diarrhea

• Autoinfection

S. stercoralis

Great immitator

T. spiralis

Pigs

Human = accidental / dead end host

T. spiralis

OTHER NAMES:

• Ascaris =

• E. vermi =

• T. trichiura =

• C. philippinensis =

• S. stercoralis =

• T. spiralis =

OTHER NAMES:

• Ascaris = Roundworm

• E. vermi = Pin, Seat, Social, Society

• T. trichiura = Whipworm

• C. philippinensis = Pudoc, Mystery

• S. stercoralis = Thread

• T. spiralis = Muscle, Garbage

Pudoc, Mystery Worm

C. philippinensis

Threadworm

S. stercoralis

Muscle, Garbage Worm

T. spiralis

• S shaped (opposite to the body) =

• C shaped (same direction) =

• S shaped (opposite to the body) = N. americanus

• C shaped (same direction) = A. duodenale

• 2 pairs teeth = _________

• Semilunar cutting plates = ___________

• 2 pairs teeth = A. duodenale

• Semilunar cutting plates = N. americanus

Morula ball egg

Hookworms

causes IDA and Protein malabsorption

Hookworms

Hookworm predominant in philippines

N. americanus

• Old World HW = __________

• New World HW, American Murderer = _________

• Old World HW = A. duodenale

• New World HW, American Murderer = N. americanus