释义 |
DictionarySeechancroidMedicalSeeCHANCROID: (SOURCE: Centers for Disease Control and Prevention: Dr. Greg Hammond and Susan Lindsley)A sexually transmitted infection, caused by the Haemophilus ducreyi (a gram-negative bacillus). Its hallmark is the appearance on the genitals of one or more painful ulcers. The incubation period is typically 2 to 5 days, although longer incubations have been reported. The genital chancre of syphilis is clinically distinguished from that of chancroid in that the syphilitic ulcer is painless. Cultures on chocolate agar are used to confirm the diagnosis. Ceftriaxone, azithromycin, or ciprofloxacin are used to treat the infection. See: illustrationSymptomsA chancroid begins with multiple pustules or ulcers having abrupt edges, a rough floor, yellow exudate, and purulent secretion. It is sensitive and inflamed. It heals rapidly, leaving a scar. Chancroids may affect the penis, urethra, vulva, or anus. Multiple lesions may develop by autoinoculation. Types include transient, phagedenic, giant, and serpiginous. illustrationchancroid A sexually transmitted disease of the tropics, often called ‘soft sore’. It causes multiple painful ulcers on the genitals and swelling of the groin lymph nodes (buboes).chan·croid (shang'kroyd) An infectious, painful, ragged venereal ulcer at the site of infection by Haemophilus ducreyi, beginning after an incubation period of 3-7 days. ">chancroid Dr. Greg Hammond and Susan Lindsley)" href="javascript:eml2('davisTab', 'c28.jpg')">CHANCROID: (SOURCE: Centers for Disease Control and Prevention: Dr. Greg Hammond and Susan Lindsley)A sexually transmitted infection, caused by the Haemophilus ducreyi (a gram-negative bacillus). Its hallmark is the appearance on the genitals of one or more painful ulcers. The incubation period is typically 2 to 5 days, although longer incubations have been reported. The genital chancre of syphilis is clinically distinguished from that of chancroid in that the syphilitic ulcer is painless. Cultures on chocolate agar are used to confirm the diagnosis. Ceftriaxone, azithromycin, or ciprofloxacin are used to treat the infection. See: illustrationSymptomsA chancroid begins with multiple pustules or ulcers having abrupt edges, a rough floor, yellow exudate, and purulent secretion. It is sensitive and inflamed. It heals rapidly, leaving a scar. Chancroids may affect the penis, urethra, vulva, or anus. Multiple lesions may develop by autoinoculation. Types include transient, phagedenic, giant, and serpiginous. illustrationchancroid A sexually transmitted disease of the tropics, often called ‘soft sore’. It causes multiple painful ulcers on the genitals and swelling of the groin lymph nodes (buboes).chan·croid (shang'kroyd) An infectious, painful, ragged venereal ulcer at the site of infection by Haemophilus ducreyi, beginning after an incubation period of 3-7 days. |