Erythrasma (Coral red fluorescence with Wood's lamp)
Seborrheic dermatitis
Candidal intertrigo (Erythematous patches with satellite lesions)
Inverse psoriasis
Scrotal cellulitis
Epididymitis
Fournier gangrene
Hematocele
Hydrocele
Hydrocele (peds)
Indirect inguinal hernia
Inguinal lymph node (Lymphadenitis)
Orchitis
Scrotal abscess
Spermatocele<unk> 
Testicular rupture
Testicular torsion
Testicular trauma
Testicular tumor
Torsion of testicular appendage
Varicocele
Pyocele
Testicular malignancy
Scrotal wall hematoma
Hydrocele (peds)
Bacterial vaginosis
Candida vaginitis
Trichomonas vaginalis
Contact vulvovaginitis
Atrophic vaginitis
Lichen sclerosus<unk> 
Chlamydia/Gonorrhea infection
Vaginal foreign body
Tinea cruris
Erythrasma 
Tinea corporis
Seborrheic dermatitis
Tinea capitis
Candidal intertrigo 
Tinea versicolor
Inverse psoriasis