Dzmitry Shared "Block_3_AS" - 26 Picmonics
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Block_3_AS
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
Melanoma Mechanism and Characteristics
- Mechanism
- Associated with Sunlight Exposure
- Mutation in B-RAF kinase
- Large Number of Moles
- Fair-Skinned People at Higher Risk
- Growth Phases
- Radial Growth Phase
- No Metastasis
- Vertical Growth Phase
- Depth of Tumor Correlates with Risk of Metastasis
1 min
Melanoma Diagnosis
- Signs
- ABCDE Mnemonic
- Asymmetry
- Border irregularity
- Color variation
- Diameter > 6mm
- Evolution over time
- Diagnosis
- S-100 Tumor Marker
- LDH (Lactate Dehydrogenase) Screens for Metastasis
- Treatment
- Wide Local Excision
- Adjuvant Therapy
1 min
Actinic Keratosis
- Sun Exposure
- Papules or Plaques
- Small, Rough
- Erythematous
- Precursor to Squamous Cell Carcinoma
53 secs
Lichen Planus
- Pathophysiology
- Mucocutaneous Disorder
- 30-60 year olds
- Signs & Symptoms
- Pruritic
- Plaques or Papules
- Purple & Polygonal
- Often Mucosal or Genital Involvement
- Wickham Striae
- Diagnosis
- Biopsy
- Sawtooth Infiltrate of Lymphocytes
- Treatment
- Topical Corticosteroids
- Considerations
- Hepatitis C Association
2 mins
Erythema Nodosum
- Pathophysiology
- Panniculitis
- Painful Inflammation
- Subcutaneous Fat
- Anterior Shins
- Risk Factors
- Coccidioidomycosis
- Pregnancy or OCP Use
- Crohn's Disease
- Tuberculosis (TB)
- Histoplasmosis
- Sarcoidosis
- Ulcerative Colitis
2 mins
Bullous Pemphigoid
- Linear Deposits of IgG
- Affects Hemidesmosomes
- Epidermal Basement Membrane
- Tense Blisters on Skin
- Nikolsky Negative
- Contain Eosinophils
- Rarely Affect Oral Mucosa
2 mins
Polycystic Ovarian Syndrome (PCOS) Mechanism
- Mechanism
- Hyperinsulinemia Increases GnRH Pulse Frequency
- Large Increase in LH
- Small Decrease in FSH
- Increased Androgen Production From Theca-Lutein Cells
- Decreased Steroid Hormone-Binding-Globulin (SHBG) Causes Increased Free Testosterone
- Obese Patients Have Increased Estrogen
- Increased Risk of Endometrial Cancer
2 mins
Polycystic Ovarian Syndrome (PCOS) Symptoms and Diagnosis
- Symptoms
- Most Common Cause of Infertility in Women
- Amenorrhea
- Acne
- Hirsutism
- Obesity
- Diagnosis
- Enlarged, Cystic Ovaries
- LH:FSH Ratio of 3:1
- "String of Pearls" on Ultrasound
1 min
Polycystic Ovarian Syndrome (PCOS) Treatment
- Weight Loss
- Oral Contraceptives
- Clomiphene Citrate
- Anti-androgens
- Cyclic Progesterone for Endometrial Protection
- Metformin
1 min
Ovarian Cystadenoma
- Non-germ cell tumor
- Serous
- Unilocular
- Bilateral
- Mucinous
- Multilocular
- Benign
- Most Common
49 secs
Ovarian Cystadenocarcinoma
- Non-germ Cell Tumor
- Mucinous
- Peritoneal Spread
- Serous
- Psammoma Bodies
- Bilateral
- Malignant
- Stromal Invasion
- CA 125
- BRCA-1 and Lynch Syndrome
1 min
Brenner Tumor
- Pathophysiology
- Non-germ cell tumor
- Transitional epithelium
- Benign and unilateral
- Coffee bean nuclei
2 mins
Teratoma
- Germ-cell Tumor
- Dermoid Cyst (Benign and Mature Teratoma)
- Immature Teratoma (Malignant)
- Struma Ovarii
2 mins
Dysgerminoma
- Germ-cell tumor
- Most Common Malignant Germ Cell Tumor
- Uniform Cells
- Fried Egg Cells
- hCG
- LDH
- Seminoma-like
- Turner Syndrome
2 mins
Yolk Sac Tumor
- Germ-cell tumor
- AFP
- Aggressive Malignancy
- Yellow, Friable Solid
- Schiller-Duval Bodies
43 secs
Choriocarcinoma
- Germ-cell tumor
- Trophoblastic tissue
- Hematogenous spread to lungs
- Malignant
- Theca-lutein cysts
- Hydatidiform Mole
- hCG
59 secs
Granulosa Cell Tumor
- Granulosa Cells
- Non-germ cell tumor
- Endometrial Carcinoma
- Call-Exner bodies
- Estrogen producing
- Precocious Puberty
43 secs
Fibromas
- Non-germ cell tumor
- Meigs Syndrome
- Thecoma
- Pulling sensation in groin
- Spindle-shaped fibroblasts
44 secs
Krukenberg Tumor
- Non-germ Cell Tumor
- Lymphatic Spread to Ovaries
- Metastasis
- GI Malignancy
- Mucin-secreting Signet Cell
34 secs
