Staphylococcus

Staphylococcus saprophyticus

Incubation: Aerobic

Media: SBA

Source: Urine

• Colony Morphology

  • Form: Round

  • Elevation: Raised

  • Margin: Entire

  • Color: White

• Hemolysis — Gamma/None

• Gram Stain

  • Gram Positive

  • Microscopic Morphology: Cocci

  • Organism Size: Small

  • Special Characteristics: Clusters

• Testing Pathways

  • Catalase: Positive

  • Cogulase (Latex): Negative

  • Bacitracin Sensitivity: Resistant

  • PYR: Negative

  • Novobiocin: Resistant

Staphylococcus epidermidis

Incubation: Aerobic

Media: SBA

Source: Wound

• Colony Morphology

  • Form: Round

  • Elevation: Raised

  • Margin: Entire

  • Color: White

• Hemolysis — Gamma/None

• Gram Stain

  • Gram Positive

  • Microscopic Morphology: Cocci

  • Organism Size: Medium

  • Special Characteristics: Clusters

• Testing Pathways

  • Catalase: Positive

  • Cogulase (Latex): Negative

  • Bacitracin Sensitivity: Resistant

  • PYR: Negative

  • Novobiocin: Sensitive

Staphylococcus aureus

Incubation: Aerobic

Media: SBA

Source: Wound

• Colony morphology

  • Form: Round

  • Elevation: Raised

  • Margin: Entire

  • Color: Yellow/Gold

• Hemolysis — Gamma/None

• Gram Stain

  • Gram Positive

  • Microscopic Morphology: Cocci

  • Organism Size: Small

  • Special Characteristics: Clusters

• Testing Pathways

  • Catalase: Positive

  • Coagulase (Latex): Positive