<prompt> Donovanosis is caused byCalymmatobacter granulomatisT. peenueChlamydia trachomatisH. ducreyi  <response>: DONOVANOSIS:-Granuloma venerum. Fouh veneral disease. Granuloma inguinale tropicum.Organism:-Calymmatobacterium granulomatis Klebsiella granulomatis .closed safety pin morphologyClinical features:-1. Painless papule at the site of entry.Becomes ulcerated and gradually develops into characteristic elevated, beefy red ulcero-granulomatous masses that bleed easily.2. Males Site-prepuce, frenum, glans penis and penoscrotal junction.3. Females- labia majora, mons veneris, and fourchette.Complications:-1. Fluctuant swelling develops in the inguinal region due to subcutaneous involvement lymphatics and is referred to as pseudobubo formation.2. Squamous cell carcinoma.Reference: IADVL textbook of dermatology, vishalakshi Vishwanath. Pg no. 128. 