Ace Your Microbiology Classes and Exams with Picmonic: #1 Visual Mnemonic Study Tool for Medical (MD/DO) Students

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Microbiology Medical (MD/DO) School Study Aid


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Gram Positive Cocci
11 Picmonics to Learn | 20 mins

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Staphylococcus aureus Characteristics
Characteristics
Gram-Positive
Cocci
Catalase-Positive
Coagulase-Positive
Beta-Hemolytic
Protein A Virulence Factor
Inhibits Phagocytosis
MRSA
Resistant to Beta Lactams Due to Altered Penicillin Binding Proteins (PBPs)
2 mins
Staphylococcus aureus Disease
Skin Infections
Impetigo
Abscesses
Exfoliative Toxin
Scalded Skin Syndrome
Toxic Shock Syndrome (TSST 1)
Binds to MHC II and T Cell Receptor
Food Poisoning
Acute Bacterial Endocarditis
Pneumonia
Osteomyelitis
2 mins
Staphylococcus saprophyticus
Characteristics
Gram-Positive
Cocci
Catalase-Positive
Coagulase-Negative
Novobiocin-Resistant
Urease-Positive
Disease
Urinary Tract Infections (UTI's)
1 min
Staphylococcus epidermidis
Characteristics
Cocci
Gram-Positive
Catalase-Positive
Urease-Positive
Coagulase-Negative
Novobiocin-Sensitive
Component of Normal Skin Flora
Infects Prosthetic Devices and IV Catheters
Contaminates Blood Cultures
Produces Adherent Biofilms
2 mins
Streptococcus Pneumoniae Characteristics
Characteristics
Gram-Positive
Diplococci
Lancet-Shaped
Catalase-Negative
Optochin-Sensitive
Bile Soluble
Alpha-Hemolytic
Polysaccharide Capsule
Positive Quellung Reaction
IgA Protease
1 min
Streptococcus Pneumoniae Disease
Signs and Symptoms
Sickle Cell Anemia
Sepsis in Patients with Splenectomy
Rusty Sputum
MOPS
Meningitis
Otitis Media
Pneumonia
Sinusitis
2 mins
Streptococcus pyogenes Characteristics
Characteristics
Group A Streptococci (GAS)
Gram-Positive
Cocci
Beta-Hemolytic
Catalase-Negative
Bacitracin-Sensitive
Hyaluronic Acid Capsule
Streptolysin O
DNase
Streptokinase
Exotoxin A
Pyrrolidonyl Arylamidase (PYR) Positive
2 mins
Streptococcus Pyogenes Disease
Pyogenic
Pyogenic
Pyogenic Pharyngitis
Impetigo
Cellulitis
Toxigenic
Toxic Shock-Like Syndrome
Scarlet Fever
Sandpaper Rash
Strawberry Tongue
Immunologic
Immunologic
Rheumatic Fever
Antibodies to M Protein
Acute Glomerulonephritis (Post Streptococcal Glomerulonephritis)
2 mins
Streptococcus viridans
Characteristics
Gram-Positive
Cocci
Catalase-Negative
Alpha-Hemolytic
Optochin-Resistant
Not Bile Soluble
Normal Flora of Oropharynx
Synthesize Dextrans from Sucrose
Disease
Dental Caries
Subacute Bacterial Endocarditis
2 mins
Streptococcus agalactiae
Characteristics
Group B Streptococci
Gram-Positive
Cocci
Beta-Hemolytic
Bacitracin-Resistant
Catalase-Negative
Pyrrolidonyl Arylamidase (PYR) Negative
Polysaccharide Capsule
Hippurate Positive (+)
Produces CAMP Factor
Enlarges Area of Hemolysis by S. aureus
Disease
Mainly in Babies
Meningitis
Pneumonia
Sepsis
Colonizes Vagina
Treatment
Screen Pregnant Women at 35-37 Weeks
Penicillin
3 mins
Enterococci
Characteristics
Gram-Positive Cocci
Catalase Negative
6.5% NaCl
Grows in Bile
Normal Colonic Flora
Signs and Symptoms
Urinary Tract Infection
Subacute Endocarditis
Penicillin Resistant
VRE (Vancomycin Resistant Enterococci)
2 mins

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