Izhna ( port. Isna ) is a district ( fregezia ) in Portugal , part of the Castelo Branco district. It is an integral part of the municipality of Oleirush . According to the old administrative division, it was part of the province of Beira Baixa . Included in the economic and statistical sub-region of Pinhal-Interior-Sul , which is part of the Central region . The population is 304 people for 2001 . It covers an area of 27.58 km².
|Region||Central Region (Portugal)|
|County||Castelo Branco (Borough)|
|History and Geography|
|Population||304 people ( 2001 )|
|Density||11.0 people / km²|
The patron saint of the area is Virgin Mary ( port. Nossa Senhora das Dores ).