Sexually transmitted infections (STIs): Genital ulcer disease, papules, and warts (High-yield)
Genital ulcer disease Key Differential A patient with a genital ulcer can usually be differentiated by: Disease Pain Ulcer Appearance Lymph Nodes Organism HSV Painful Multiple vesicles → shallow ulcers Tender HSV-2 most common for genital ulcers Primary syphilis Painless Single indurated chancre Nontender, rubbery Treponema pallidum Chancroid Very painful Soft ragged ulcer with purulent […]
Sexually transmitted infections (STIs): Urethritis, cervicitis, vaginitis, and PID​ (High-yield)
Urethritis/Cervicitis: Syndromic approach Many are asymptomatic, especially in females Men Dysuria Thin mucoid discharge Pelvic pain Women Postcoital bleeding Mucopurulent discharge PID: look for cervical motion tenderness Think Chlamydia trachomatis (D-K) → most common cause Neisseria gonorrhoeae Less commonly: Mycoplasma genitalium Trichomonas HSV Chlamydia trachomatis (D-K) Key features Elementary body ↔ reticulate body Reactive arthritis […]
Microbiology and Infectious Disease high-yield materials
Sexually transmitted infections (STIs): Urethritis, cervicitis, vaginitis, and PID Urethritis/Cervicitis: Syndromic approach Many are asymptomatic, especially in females Men Dysuria Thin mucoid discharge Pelvic pain Women Postcoital bleeding Mucopurulent discharge PID: look for cervical motion tenderness Think Chlamydia trachomatis (D-K) → most common cause Neisseria gonorrhoeae Less commonly: Mycoplasma genitalium Trichomonas HSV Chlamydia trachomatis (D-K) […]
Diabetes insipidus and syndrome of inappropriate antidiuretic hormone (SIADH)​ (High-yield slides)
Osteoporosis (High-yield slides)
Multiple endocrine neoplasia (MEN) and autoimmune polyglandular syndrome (High-yield slides)
Hypothalamic-pituitary-adrenal axis: Cortisol deficiency
High-yield handouts