Clinical Study
Absence of Multiple Sclerosis and Demyelinating Diseases among Lacandonians, a Pure Amerindian Ethnic Group in Mexico
Table 1
Main ten causes of medical attention during the visit.
| Number | Diagnosis | Nahá | El Tumbo | Lacanjá Chansayab | Total |
| 1 | Acute respiratory disease | 89 | 83 | 27 | 199 | 2 | Gastrointestinal disease | 21 | 35 | 0 | 56 | 3 | Conjunctivitis | 10 | 5 | 0 | 15 | 4 | Dermatosis | 20 | 14 | 0 | 34 | 5 | Parasitosis | 75 | 73 | 9 | 157 | 6 | Sexually transmitted infections | 0 | 0 | 0 | 0 | 7 | Cervical vaginitis | 42 | 32 | 11 | 85 | 8 | Fever unknown origin | 0 | 6 | 0 | 6 | 9 | Urinary tract infections | 12 | 21 | 15 | 48 | 10 | Other | 336 | 198 | 160 | 694 |
| | Total | 605 | 467 | 222 | 1294 |
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