Enrico Shared "2_Enrico_Bacteria" - 37 Picmonics

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2_Enrico_Bacteria

Actinomyces Israelii
Characteristics
Gram-Positive
Bacillus
Anaerobe
Branching
Oral Flora
Dental Work
Oral Trauma
Associated with IUDs
Signs and Symptoms
GU Infections
Draining Sinus Tract
Facial Abscess
Yellow Sulfur Granules
Treatment
Penicillin
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2 mins
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
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2 mins
Bacteroides Fragilis
Characteristics
Gram-Negative
Anaerobe
Normal Colonic Flora
Produces Vitamin K
Produces Gas in Tissue
Foul-Smelling
Signs and Symptoms
Gastrointestinal Abscess
Treatment
Penicillin-Resistant
Clindamycin
Metronidazole
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2 mins
Beta-Lactamase Inhibitors
Considerations
Often Combined with Penicillin Antibiotics
Drug Names
Clavulanic Acid
Sulbactam
Tazobactam
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51 secs
Bordetella pertussis
Pathophysiology
Gram-Negative
Coccobacillus
Bordet-Gengou Agar
ADP Ribosylating AB Toxin
Inhibits Gi to cause Increase in cAMP
Signs AND Symptoms
Lymphocytosis
Increase in Insulin
Catarrhal Phase is Infectious Period
Paroxysmal Phase is Symptomatic Period
Whooping Cough
Treatment
Macrolides
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4 mins
Borrelia burgdorferi
Characteristics
Lyme Disease
Spirochete
Dark-field Microscopy
Giemsa Stain
Silver Stain
White-footed Mouse
Ixodes Tick
Babesia
Anaplasmosis
Signs & Symptoms
Flu-like Symptoms
Erythema Migrans
Bulls Eye Rash
Bilateral Bell's Palsy
Conduction Defects
Arthropathy
Treatments
Doxycycline
Ceftriaxone
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3 mins
Campylobacter Jejuni
Characteristics
Gram-Negative
Bacillus
Flagella
Curved
Corkscrew Appearance
Oxidase-Positive
Grows Well at 42 Degrees
Undercooked Poultry
Unpasteurized Milk
Puppies with Diarrhea
Signs and Symptoms
Bloody Diarrhea
Guillain-Barre syndrome
Reiter's Syndrome or Reactive Arthritis
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3 mins
Chlamydia trachomatis
Characteristics
A to C
Trachoma
Follicular Conjunctivitis
Blindness
Africa
L1 to 3
Lymphogranuloma venereum
Buboes
Genital Ulcer
D to K
Urethritis and PID
Neonatal Pneumonia
Staccato Cough
Neonatal Conjunctivitis
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2 mins
Chronic Granulomatous Disease
Pathophysiology
Most Commonly X-linked Recessive
Defective NADPH Oxidase (Enzyme Complex)
Decreased Hydrogen Peroxide
Impaired Intracellular Killing in Phagocytes
Signs and Symptoms
Recurrent Purulent Skin and Lung Infections
Catalase Positive Organisms
Diagnosis
Negative Nitroblue Tetrazolium Test
DHR (Dihydrorhodamine) Flow Cytometry
Treatment
Antimicrobial Prophylaxis
TMP-SMX
Itraconazole
Interferon-Gamma
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3 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
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3 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
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2 mins
EHEC (Enterohemorrhagic E. Coli)
Characteristics
O157:H7
Non-Sorbitol Fermenting
Hamburger Meat
Produces Shiga-Like Toxin
Gram-Negative
Lysogeny
Inactivates 60 S ribosome
Disease
Bloody Diarrhea
Hemolytic Anemia
Hemolytic Uremic Syndrome (HUS)
Acute Renal Failure
Thrombocytopenia
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2 mins
Gardnerella vaginalis
Signs and Symptoms
Bacterial Vaginosis
Not an STD
Fishy Smell
Whiff Test
Grey Vaginal Discharge
Increase pH
Clue Cells
Squamous epithelial cells covered with bacteria
Mobiluncus Coinfection
Treatment
Metronidazole
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2 mins
Haemophilus Influenzae Disease
Disease
Pneumonia
Cherry Red Epiglottitis
Meningitis
Otitis Media
COPD Exacerbation
Thumbprint Sign (on X-ray)
Treatment
Rifampin Prophylaxis
Ceftriaxone
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2 mins
Haemophilus influenzae Characteristics
Characteristics
Gram-Negative
Coccobacilli
PRP Capsule in Type B
Positive Quellung Reaction
IgA Protease
Chocolate Agar
Factor V is NAD
Factor X is Hematin
Staph Aureus Provides Factor V
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2 mins
Imipenem
Mechanism
Resistant to beta lactamases
Broad Spectrum
Indications
Anaerobes
Gram-Negative Rods
Gram-Positive Cocci
Must administer with cilastatin
Cilastatin is inhibitor of renal dehydropeptidase I
Side Effects
Diarrhea
Skin rash
Seizures
Considerations
Meropenem
Stable to dehydropeptidase I
Reduced risk of seizures (Non seizure causing)
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2 mins
Legionella Characteristics
Characteristics
Bacillus
Poor Gram Stain
Charcoal Yeast with Iron and Cysteine
Silver Stain
Water Sources
Smokers and Heavy Drinkers
Detect Antigen in Urine
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2 mins
Legionella Disease
Signs and Symptoms
High fever
Diarrhea
Increased liver enzymes
Hyponatremia
Type IV renal tubular acidosis
Severe atypical pneumonia
Pontiac fever
Treatment
Fluoroquinolones
Macrolides
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2 mins
Listeria Monocytogenes Characteristics
Characteristics
Gram Positive
Bacillus
Intracellular
Survives in Cold Temperature
Actin Rocket
Tumbling Motility
Catalase-Positive
Beta-Hemolytic
Only Gram-Positive with Endotoxin-Like Structure
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2 mins
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
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2 mins

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