usavo questo per i TXT, ma per i DOC credo ci siano piu' problemi x l'encoding

codice:
        Dim objStreamReader As StreamReader
        Dim riga As String
        Dim testo As New System.Text.StringBuilder
        objStreamReader = New StreamReader("C:\file.txt")

        riga = objStreamReader.ReadLine
        Do While Not riga Is Nothing
            testo.Append(riga)
            riga = objStreamReader.ReadLine
        Loop
        objStreamReader.Close()
        lt.Text = testo.ToString