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Understanding Pathophysiology, 7th Ed., Huether, McCance, Brashers, & Rote/
9 - Infection and Defects in Mechanisms of DefenseAce Your Understanding Pathophysiology, 7th Ed., Huether, McCance, Brashers, & Rote Classes and Exams with Picmonic: #1 Visual Mnemonic Study Tool for Registered Nurse (RN) Students
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Understanding Pathophysiology, 7th Ed., Huether, McCance, Brashers, & Rote | Registered Nurse (RN) School Study Aid
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
Influenza Virus
- Characteristics
- RNA Virus
- Orthomyxovirus
- Enveloped
- Negative Sense
- 8 Segments
- Helical
- Hemagglutinin for Viral Entry
- Neuraminidase for Virion Release
- Genetic Shift
- Reassortment of genome to cause major change
- Genetic Drift
- Minor Antigenic Mutations
- Considerations
- Reye Syndrome with Aspirin Use
- Guillain-Barre Syndrome
3 mins
Candida Albicans
- Fungi
- Yeast with Pseudohyphae at 20 Degrees C
- Germ Tube Formation at 37 Degrees C
- Pruritic Vaginitis
- White Cottage Cheese Discharge
- Fiery Red Mucosa
- Diabetics
- Antibiotic Use
- Esophageal Thrush in Immunocompromised
- Diaper Rash
- Endocarditis in IV Drug Users
2 mins
Clostridioides difficile (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
3 mins
Clostridium difficile (Clostridioides difficile) Treatments
- Oral Vancomycin
- Fidaxomicin
- Metronidazole
- Stool Transplant
2 mins
Pox Virus
- Characteristics
- Enveloped
- Double-Stranded DNA
- Linear
- Non-Icosahedral
- Signs and Symptoms
- Smallpox
- Cowpox
- Molluscum Contagiosum
- Umbilicated Flesh-Colored Domed Lesions
1 min
Human Immunodeficiency Virus (HIV) Stages
- Primary Infection
- Within 3 Weeks
- Flu-like Symptoms
- Asymptomatic Stage
- Years
- Symptomatic Stage
- CD4+ < 500
- AIDS
- Opportunistic Infections
- CD4+ < 200
2 mins
Human Immunodeficiency Virus (HIV) Assessment
- Assessment
- RNA Retrovirus
- CD4+ Helper T Cells
- Primary Infection
- Flu-like Symptoms
- Lymphadenopathy
- Symptomatic Stage
- Fatigue
- Diarrhea
- Unexplained Weight Loss
- White Spots on Tongue
- Persistent Fever
- Night Sweats
2 mins
Human Immunodeficiency Virus (HIV) Diagnosis
- HIV-1/2 Antigen/Antibody Immunoassay
- HIV-1/2 Antibody Differentiation Immunoassay
- Nucleic Acid Testing (NAT)
- Viral Load
- Polymerase Chain Reaction (PCR) in Neonates
3 mins
Human Immunodeficiency Virus (HIV) Interventions
- Interventions
- Adequate Nutrition
- Small Frequent Meals
- IV Hydration
- Emotional Support
- HIV Medications
- HAART
- Considerations
- Transmission Education
- Strict Asepsis for Invasive Procedures
- Treat Opportunistic Infections
2 mins
Hypersensitivity Type I
- Previous Antigen Exposure
- Immediate Reaction
- IgE Cross-linking
- Presensitized Mast Cells
- Histamine Release
- Vasodilation
- Anaphylaxis
- Allergies
- Treatment
- Epinephrine
1 min
Hypersensitivity Type II
- Cytotoxic
- IgM or IgG antibody-mediated
- Membrane Attack Complex (MAC)
- Mechanism
- Opsonization
- Complement Activation
- NK Cells
- Testing
- Direct Coombs test
- Indirect Coombs Test
1 min
Hypersensitivity Type III
- Immune Complex
- Antigen-antibody (IgG) complex activates complement
- Neutrophils release lysozomal enzymes
- Examples
- Arthus Reaction
- Serum Sickness
- Systemic Lupus Erythematosus (SLE)
1 min
Hypersensitivity Type IV
- Delayed-Type Hypersensitivity
- T Cell Mediated
- Antibody Independant
- Macrophages Activated
- Examples
- Transplant Rejection
- PPD Skin Test
- Contact Dermatitis
1 min
Anaphylaxis Intervention
- Intervention
- Assess Airway and Oxygen Needs
- Reassure Patient with Anxiety
- Supine Position
- Methylprednisolone (Solu-medrol)
- Epinephrine
- Diphenhydramine (Benadryl)
- Medical Alert Bracelet
2 mins
Systemic Lupus Erythematosus (SLE) Assessment
- Mechanism
- Multisystem Inflammatory Disorder
- Assessment
- Malar Rash
- Discoid Rash
- Arrhythmias
- Arthritis
- Hemolytic Anemia
- Seizures
- Glomerulonephritis
- Considerations
- Periods of Exacerbation and Remission
- Diagnosed by ANA (Anti-nuclear antibody assay)
2 mins
Systemic Lupus Erythematosus (SLE) Interventions
- Avoid Sunlight
- Drug Therapy
- Glucocorticoids
- Methotrexate
- NSAIDs
- Hydroxychloroquine
- Azathioprine
- Considerations
- Monitor for Renal Failure (ARF)
- Manage Pain
2 mins
Blood Types and Compatibilities
- ABO Compatibility
- No Antigens (Type O Blood)
- Universal Donor
- A Antigen (Type A Blood)
- B Antigen (Type B Blood)
- AB Antigen (Type AB Blood)
- Universal Recipient
- Rhesus (Rh) Compatibility
- Rh (Rhesus) Antigen
- Never Rh+ to Rh-
- Considerations
- Blood Transfusion
- Obstetric Patient
2 mins
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