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Table 1 Clinical Characteristic of six patients with/or without Oseltamivir resistant influenza A (H1N1) virus infection

From: Nosocomial outbreak of the pandemic Influenza A (H1N1) 2009 in critical hematologic patients during seasonal influenza 2010-2011: detection of oseltamivir resistant variant viruses

  Patient 1 Index case Patient 2 Patient 3 Ψ Patient 4 Patient 5 Ψ Patient 6 Ψ
Sex Female Male Male Male Male Male
Age 76 50 39 42 65 24
Medical history Non Hodgkin Lymphoma Diffuse large cell Lymphoma Non Hodgkin Lymphoma, HIV+ patient Acute Myeloid Leukemia Multiple myeloma, allogenic stem cell transplantation Acute lymphoblastic leukemia
Respiratory symptoms Fever and cough Fever, Dyspnea, oxygen dependent Fever, Dyspnea, oxygen dependent Fever and cough Fever, Dyspnea, oxygen dependent Fever, Dyspnea, oxygen dependent
Confirmed diagnosis Flu lower respiratory tract infection Pneumonia Pneumonia Flu lower respiratory tract infection Pneumonia Pneumonia
First positive test result for Flu A January 26 January 31 January 31 February 1 February 2 February 14
Antiviral theraphy Oseltamir Oseltamir Oseltamir Oseltamir Oseltamir Oseltamir
Oseltamivir resistance No Yes No Yes Yes No
Chest X-ray No pulmonary abnormalities Left lower-lobe consolidation Bilateral lower lobe consolidations No Pulmonary abnormalities Perihilar consolidations Bilateral lower lobe consolidations
Flu A outcome Viral clearance Viral clearance Fatal influenza pneumonia Viral clearance Fatal influenza pneumonia Fatal influenza pnemonia