Actinomycetes mycetoma Detection of AmpC Î² lactamases in gram-negative bacteria Renal abscess caused by Salmonella Typhi Actinomycetes mycetoma Renal abscess caused by Salmonella Typhi Actinomycetes mycetoma Actinomycetes mycetoma Actinomycetes mycetoma Differential Diagnosis of Pancytopenia Detection of AmpC Î² lactamases in gram-negative bacteria Renal abscess caused by Salmonella Typhi Renal abscess caused by Salmonella Typhi Melanoacanthoma of external ear: Report of two cases