ANTHRAX Figure 14-8 ANTHRAX A: Clinical features of cutaneous anthrax include a large black necrotic lesion on the forearm. B: Chest X-ray image of inhalation anthrax, with early mediastinal widening (the main site of pathology in this disease form), associated pleural effusion, and minimal lung... More about this image found in ANTHRAX A: Clinical features of cutaneous anthrax include a large black ne...

INHALATION ANTHRAX Figure 14-11 INHALATION ANTHRAX A mediastinal lymph node shows prominent hemorrhage (A) and associated neutrophil infiltration (B), also involving the perinodal fat. Parietal pleural biopsy (C) in a patient with inhalation anthrax shows edema, vasculitis, and associated hemorrh... More about this image found in INHALATION ANTHRAX A mediastinal lymph node shows prominent hemorrhage (A)...

ANTHRAX Figure 14-7 ANTHRAX Schematic of Bacillus anthracis virulence factors, with electron micrograph of the bacterium (bottom left). (Courtesy of the CDC PHIL) More about this image found in ANTHRAX Schematic of Bacillus anthracis virulence factors...

INHALATION ANTHRAX Figure 14-10 INHALATION ANTHRAX At autopsy there is an enlarged, edematous black mediastinal lymph node (center). (Courtesy of the CDC IDPB) More about this image found in INHALATION ANTHRAX At autopsy there is an enlarged, edematous black medias...

MENINGEAL ANTHRAX Figure 14-12 MENINGEAL ANTHRAX In the brain, there is extensive meningeal hemorrhage, imparting the classic “cardinal’s cap” appearance. (Courtesy of the CDC PHIL) More about this image found in MENINGEAL ANTHRAX In the brain, there is extensive meningeal hemorrhage, i...

INHALATION ANTHRAX Figure 14-13 INHALATION ANTHRAX Gram (A), Steiner silver (C), and immunohistochemical (B,D) stains. The patient had received antibiotics before death. (Courtesy of the CDC IDPB) More about this image found in INHALATION ANTHRAX Gram (A), Steiner silver (C), and immunohistochemical (...

ANTHRAX Figure 14-14 ANTHRAX Typical appearance of Bacillus anthracis colonies in culture (A) and Gram stain (B) showing the chain-like arrangement of the gram-positive bacilli. (Courtesy of the CDC PHIL) More about this image found in ANTHRAX Typical appearance of Bacillus anthracis colonies...

CUTANEOUS ANTHRAX Figure 14-9 CUTANEOUS ANTHRAX The typical necrosis and ulceration (A) are seen, with predominantly perivascular inflammation, dermal edema, and hemorrhage (B). (Courtesy of the CDC Infectious Disease Pathology Branch [IDPB]) More about this image found in CUTANEOUS ANTHRAX The typical necrosis and ulceration (A) are seen, with p...