CHAPTER 96 Acute Bacterial Skin and Skin Structure Infections 905 Fig. 96.4 Cutaneous anthrax lesion on the skin of the forearm caused Fig. 96.5 Tularemic ulcer with eschar formation after percutaneous by the bacterium Bacillus anthracis. (From Centers...
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CHAPTER 96 Acute Bacterial Skin and Skin Structure Infections 905 Fig. 96.4 Cutaneous anthrax lesion on the skin of the forearm caused Fig. 96.5 Tularemic ulcer with eschar formation after percutaneous by the bacterium Bacillus anthracis. (From Centers for Disease Control inoculation of Francisella tularensis. (From Beard CB, Dennis DT: Tulare- and Prevention: Public health image library. Available at http://phil.cdc. mia. In Cohen J, Powderly WG, Opal SM, editors: Infectious diseases, gov/Phil/home.asp. Accessed October 31, 2014.) ed 3, London, 2010, Mosby.) Uncomplicated disease heals without scar formation in 1 to 3 weeks. with enlargement of the regional lymph nodes. Vesicles may be seen. Serious cutaneous disease is marked by extensive edema, worsening If left untreated, the ulcer remains for weeks before healing, leaving a inflammation, and toxemia (Fig. 96.4). residual scar. Suppuration of the affected lymph nodes is the most com- Bartonella henselae is a gram-negative bacillu
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