Table 1: Differential characteristics of the different chronic vaginitis [11].

Type of vaginitis

Trichomoniasis

Bacterial vaginosis

Mycosis

Atrophy

Desquamative inflammatory

Characteristics of discharge

White or yellow, foamy, smelly

Grey, adherent, smelly

White-creamed, thick

Transparent or white, not thick

Yellow or green, thick

Pain

Yes

Yes/no

No

No

Yes

Itching

Yes

Yes

Yes

Yes

Yes

pH

> 4.5

> 4.5

< 4.5

> 4.5

> 4.5

Vaginal aspect

Erythema

Erythema

Continuous erythema

Atrophy

Intense patchy erythema, petechiae.