abbie Shared "Dermatology Microbiology" - 28 Picmonics
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Dermatology Microbiology
Parvovirus B19
- Characteristics
- DNA
- Single Stranded
- Linear
- Smallest DNA virus
- Non-enveloped
- Signs and Symptoms
- 5th Disease
- Slapped Cheek Rash in Children
- Erythema Infectiosum
- Hydrops Fetalis
- RBC aplasia
- Arthritis in Adults
- Aplastic Crisis in Sickle Cell
- Myocarditis
2 mins
Rocky Mountain Spotted Fever
- Rickettsia rickettsii
- Dermacentor Wood Tick
- Endemic to East Coast
- Fever
- Headache
- Rash Starts on Wrist and Ankle
- Rash migrates towards the trunk
- Thrombocytopenia
- Hyponatremia
- Elevated liver enzymes
59 secs
Rickettsia
- Need CoA and NAD
- Rocky Mountain spotted fever
- Typhus
- Ehrlichiosis
- Q fever
- Arthropod vector
- Fever
- Headache
- Rash
- Weil-Felix reaction
- Treatment doxycycline
1 min
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
Rheumatic Fever
- Pathophysiology
- Pharyngeal Infection with Strep Pyogenes (Group A Strep)
- Rheumatic Heart Disease
- Signs and Symptoms
- Aschoff Bodies
- Anitschkow's Cells
- Early Death Due to Myocarditis
- Migratory Polyarthritis
- Subcutaneous Nodules
- Erythema Marginatum
- Chorea
- Diagnosis
- Elevated ESR
2 mins
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
Syphilis
- Characteristics
- Treponema pallidum
- Spirochete with characteristic motility
- Signs and Symptoms
- Painless chancre
- Condylomata lata
- Generalized lymphadenopathy
- Rash on palms and soles
- Aortitis
- Gummas
- Neurosyphilis
- Argyll Robertson pupils
- Vasa vasorum
- Tabes dorsalis
- Treatment
- Penicillin
- Jarisch-Herxheimer reaction
2 mins
Pityriasis Versicolor (Tinea versicolor)
- Mechanism
- Lipid-Dependent Fungus
- Fatty Acids Damage Melanocytes
- Malassezia Furfur
- Hot, Humid Weather
- Signs and Symptoms
- Hypopigmentation
- Hyperpigmented Patches
- Diagnosis
- Spaghetti and Meatball Appearance on KOH Prep
- Fragmented Hyphae with Clusters of Yeast
- Treatment
- Topical or Oral Antifungals
- Selenium Sulfide
- Zinc
4 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
Sporothrix Schenckii
- Characteristics
- Fungi
- Thermally Dimorphic
- Cigar-shaped Yeast Forms
- Rose Thorn Prick
- Packaging Peat Moss
- Signs & Symptoms
- Local Pustule or Ulcer
- Nodules on Draining Lymphatics
- Treatment
- Potassium Iodide
- Itraconazole
2 mins
Mycobacterium leprae
- Characteristics
- Acid-Fast
- Aerobic
- Likes Cool Temperature
- Diagnosis by Skin Biopsy or PCR
- Lepromatous Leprosy
- Th2 Response
- Leonine Facies
- Tuberculoid Leprosy
- TH1 Response
- Hypoesthetic Skin Plaques
- Granulomatous Response
- Treatment
- Dapsone
- Rifampin
- Clofazimine
2 mins
Neisseria Meningitidis
- Characteristics
- Gram-Negative
- Diplococci
- Chocolate Agar
- Thayer-Martin Media
- VPN
- Oxidase-Positive
- Maltose Fermentation
- Glucose Fermentation
- Endotoxin
- Lipooligosaccharide (LOS) in Membrane
- Polysaccharide Capsule
- IgA Protease
- Disease
- Waterhouse Friderichsen Syndrome
- Adrenal Insufficiency
- Petechial Rash
- Treatments
- Ceftriaxone
- Rifampin Prophylaxis
5 mins
Neisseria gonorrhoeae Characteristics
- Characteristics
- Gram Negative
- Diplococci
- Chocolate Agar
- Thayer-Martin Media
- VPN
- Oxidase Positive
- Glucose Fermenting
- Pilus
- Opa Surface Protein
- Rapid Antigenic Variation
- IgA Protease
2 mins
Human Papillomavirus (HPV)
- Characteristics
- Non-enveloped
- Circular
- Double Stranded DNA
- Disease
- Warts 1, 2, 6, 11
- Condyloma acuminata
- Type 16, 18
- Cervical Carcinoma
- Penile Carcinoma
- AIDS/Immunocompromised
- Worsened by Smoking
- Diagnosis
- Koilocytic change in squamous epithelium
- Pyknotic Nuclei Surrounded by Clear Halo
- Treatment
- Vaccine Available
4 mins
Chronic Mucocutaneous Candidiasis
- Mechanism and Characteristics
- T Cell Dysfunction
- Candida Albicans
- Signs and Symptoms
- Infections of Skin
- Infections of Mucous Membrane
- Susceptible to HPV Infections like Condyloma Acuminatum
42 secs
Pox Virus
- Characteristics
- Enveloped
- Double-Stranded DNA
- Linear
- Non-Icosahedral
- Signs and Symptoms
- Smallpox
- Cowpox
- Molluscum Contagiosum
- Umbilicated Flesh-Colored Domed Lesions
1 min
Pityriasis Rosea
- Preceded by Upper Respiratory Tract Infection
- Single "Herald Patch"
- "Christmas Tree" Distribution
- Plaques with Collarette Scale
- Self-resolving in 6-8 Weeks
2 mins
Varicella Zoster Virus (VZV)
- Herpesvirus 3
- Characteristics
- Enveloped
- Double Stranded DNA
- Signs and Symptoms
- Chickenpox
- Pneumonia
- Encephalitis
- Trigeminal and Dorsal Root Ganglia
- Shingles
- Diagnosis
- Tzanck Test
- Multinucleated Giant Cells
- Cowdry A Inclusion
- Treatment
- Acyclovir
2 mins
Herpes Simplex Virus (HSV)
- Characteristics
- Enveloped
- Double Stranded DNA
- Linear
- Signs and Symptoms
- Type 1 HSV
- Gingivostomatitis
- Keratoconjunctivitis
- Encephalitis of Temporal Lobes
- Latent in Trigeminal Ganglia
- Type 2 HSV
- Genital Vesicles
- Neonatal Herpes
- TORCHES
- Latent in Sacral Ganglia
- Diagnosis
- Tzanck Test
- Multinucleated Giant Cells
- Cowdry A Inclusions
- Treatment
- Acyclovir
2 mins
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