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Microbiology Medical (MD/DO) School Study Aid


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Gram Positive Bacilli
14 Picmonics to Learn | 30 mins

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Corynebacterium diphtheriae
Characteristics
Gram-Positive
Bacillus
Exotoxin
ADP Ribosylation of Elongation Factor 2
Beta Prophage
Lysogeny
Tellurite Agar
Chinese Letters
Metachromatic Blue Red Granules
Aniline Stains Deeply Methylene Blue
Signs and Symptoms
Pseudomembranous Pharyngitis
Lymphadenopathy
Myocarditis
Polyneuritis
2 mins
Clostridium difficile
Characteristics
Gram-Positive
Bacillus
Anaerobe
Clindamycin and Ampicillin
Toxin A Enterotoxin
Damages Brush Border of Gut
Toxin B Cytotoxin
Damages Cytoskeletal Structure
Signs and Symptoms
Diarrhea
Pseudomembranous Colitis
Toxic Megacolon
Diagnosis
Detect Toxins in Stool
Treatment
Metronidazole
Vancomycin
2 mins
Clostridium botulinum
Characteristics
Bacillus
Gram-Positive
Anaerobe
Spore-Forming
Heat Labile Toxin
Inhibits Acetylcholine (Ach) Release at Neuromuscular Junction (NMJ)
Canned Food in Adults
Spores in Honey
Signs and Symptoms
Descending Flaccid Paralysis
Diplopia
Ptosis
Floppy Baby
Constipation
2 mins
Clostridium perfringens
Characteristics
Gram-Positive
Bacillus
Anaerobe
Spore-Forming
Alpha Toxin Lecithinase
Phospholipase
Heat Labile Enterotoxin
Signs and Symptoms
Myonecrosis
Gas Gangrene
Food Poisoning and Diarrhea
Treatment
Hyperbaric O2 Chamber
2 mins
Clostridium tetani
Characteristics
Gram-Positive
Bacilli
Obligate Anaerobic
Exotoxin
Spore-Forming
Renshaw Cells in the Spinal Cord
Blocks Glycine and GABA Release
Signs and Symptoms
Spasms
Risus Sardonicus
Lockjaw
Opisthotonus
2 mins
Listeria Monocytogenes
Characteristics
Gram Positive
Bacillus
Intracellular
Survives in Cold Temperature
Actin Rocket
Tumbling Motility
Catalase-Positive
Beta-Hemolytic
Only Gram-Positive with Endotoxin-Like Structure
1 min
Listeria Monocytogenes Disease
Signs and Symptoms
Soft Cheese
Pregnant Women Have Flu-Like Symptoms
Pregnant Women Have GI Symptoms
Granulomatosis Infantiseptica
Spontaneous Abortion
Meningitis
Monocytes in CSF
Treatment
Ampicillin
2 mins
Bacillus Cereus Characteristics
Gram-Positive
Bacilli
Endospore Forming
B Hemolytic
Toxins and Enterotoxins
Reheated Rice
1 min
Bacillus Cereus Disease
Signs and Symptoms
Emetic Form
Short Incubation (1-6 Hours)
Nausea and Vomiting
Diarrheal Form
Long Incubation (8-16 Hours)
Diarrhea and GI Pain
1 min
Bacillus Anthracis (Anthrax) Characteristics
Characteristics
Gram-Positive
Spore-Forming
D-glutamate Polypeptide Capsule
Protective Antigen
Lethal Toxin
Edema Factor
Increased cAMP
1 min
Bacillus Anthracis (Anthrax) Disease
Signs and Symptoms
Cutaneous
Painless Black Eschar (Necrotic Lesion)
Pulmonary
Mediastinal Widening
Rapidly Fatal
Woolsorter's Disease
Gastrointestinal
Consuming Anthrax-infected Meat
1 min
Mycobacterium leprae
Aerobic
Acid Fast
Likes Cool Temperature
Tuberculoid leprosy
Granulomatous response
Positive Lepromin Skin Test
Dapsone
Rifampin
Lepromatous leprosy
Weak Immune System
Leonine facies
Negative Lepromin Skin Test
Clofazimine
2 mins
Mycobacterium Tuberculosis Characteristics
Characteristics
Mycolic Acid Cell Wall
Acid-fast
Carbolfuchsin Stain Red
Lowenstein-Jensen Agar
Serpentine Cord Factor
Primary TB
Caseating Granuloma
Ghon Focus
Hilar Lymph Nodes
Ghon Complex
Reactivation TB
Reactivation in Apex
3 mins
Mycobacterium Tuberculosis Disease
CONSTITUTIONAL SYMPTOMS/PULMONARY TUBERCULOSIS
Fever
Night Sweats
Weight Loss
Hemoptysis
EXTRA-PULMONARY TUBERCULOSIS
Extrapulmonary Disease
Addison's Disease
CNS
Liver
Kidneys
GI
Bones
Pott's Disease
2 mins

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