DIAGNÓSTICOS DA AMÉRICA S.A.

Publicly-Traded Company
NIRE 35.300.172.507
CNPJ/MF n.º 61.486.650/0001-83

MATERIAL FACT

DIAGNÓSTICOS DA AMÉRICA S.A. ("Company" or "DASA"), in addition to the material facts disclosed in the past days, informs that it has received, on the date hereof, the notice delivered by Cromossomo Participações II S.A. ("Offeror"), in connection with the ongoing tender offer, which is attached as an exhibit hereto.
DASA will keep its shareholders and the market informed of the developments in connection with the matters addressed in this material fact.
Barueri, March 12, 2014.

Paulo Bokel Catta-Preta Chief Investors Relations Officer

Exhibit to the Material Fact dated March 12, 2014
The content of this Exhibit does not constitute a manifestation of Diagnósticos da América S.A.

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