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Table 1 Patient information and clinical and diagnostic features of four Japanese traveler cases of Ancylostoma ceylanicum infection

From: Ancylostoma ceylanicum, novel etiological agent for traveler’s diarrhea—report of four Japanese patients who returned from Southeast Asia and Papua New Guinea

  Case 1 Case 2 Case 3 Case 4
Age (years) sex (F・M) 25・M 26・M 47・M 26・M
Destination Malaysia PNG Laos India
Symptoms Abdominal pain Asymptomatic Abdominal pain Abdominal pain
Watery diarrhea Watery diarrhea Watery diarrhea
Hemoglobin (g/dL) 14.5 15.1 13.5 16.1
Eosinophil count (/μL) 3000 1570 20,470c 7050
Eggs in feces Detected Detected Detected Detected
Larvae isolation (Harada-Mori culture) Succeeded Faileda Succeeded Succeeded
Endoscopy Capsule Not performed Capsule Not performed
DB enteroscopy
Adult worms isolated (total, M/F) 11 (5 M/6 F) 0 9 (3 M/6 F) 0
Treatment Pirantel pamoate Pirantel pamoate Pirantel pamoate Albendazole
GenBank accession number (cox1) LC271155.1 LC036567.1b LC271184.1 LC271185.1
LC036568
  1. aOnly single larva was obtained. Unfortunately, it had failed to grow fully into a filariform larva
  2. bLC036567.1 shows sequences for the gene of 18S rRNA, ITS1, 5.8S rRNA, ITS2, and 28S rRNAva
  3. cThe value at the visit to Nara Prefectural General Medical center