Infectious diseases

Articles

• Whipple disease
  20 January 2008

  Images
  https://twitter.com/ARP_Press/status/734864146525786115
  https://twitter.com/ARP_Press/status/734864702229086208
  https://twitter.com/ARP_Press/status/734864354378698752
  Whipple’s Disease by Ed Euthman
  Definition: Whipple’s disease (WD) is a chronic systemic inflammatory disease of infectious origin caused by Tropheryma whipplei (TW).
  Abdominal pain and recurrent diarrhea are usually the main symptoms leading to the suspicion of a primary bowel disease. Systemic manifestations (...)

• parasitic gastritis
  10 November 2005

  Images
  gastric anisakiasis
  http://www.nejm.org/doi/full/10.1056/NEJMicm1509451
  The stomach is not a preferred site for human parasitic infections. Cryptosporidium spp. has been found lining the gastric mucosa, which was virtually free of inflammation.
  Several cases of giardiasis have been reported, virtually all in stomachs with extensive atrophy and intestinal metaplasia.
  Because most patients also have H. pylori infection, it remains unclear whether Giardia intestinalis causes (...)

• syphilis
  18 October 2005

  Definition: Treponema pallidum subspecies pallidum is the microaerophilic spirochete that causes syphilis, a chronic venereal disease with multiple clinical presentations.
  Images
  Primary syphilis - Chancre
  https://twitter.com/JHW806/status/733298742502129666
  Secondary syphilis: psoriasiform pattern + lichenoid infiltrate with histiocytes great clue. Plasma cells ++
  https://twitter.com/JRamirezMD/status/782747788907991040
  Secondary syphilis: "condyloma" appearance. Dense plasma (...)

• pulmonary fungal infections
  19 October 2005

  pulmonary mycoses, pulmonary mycosis; pulmonary fungal infection
  Types
  histoplasmosis (Histoplasma capsulatum)
  cryptococcosis (Cryptococcus neoformans)
  https://twitter.com/TexPathol/status/1105076122264485888
  JRC:419 : Pulmonary cryptococcosis.
  JRC:421 : Pulmonary cryptococcosis.
  blastomycosis (Blastomyces dermatidis)
  JRC:414 : Pulmonary North American blastomycosis.
  coccidioidomycosis (Coccidioides immitis)
  JRC:6287 : Pulmonary coccydioidomycosis. (...)

• pulmonary histoplasmosis
  19 October 2005

  Definition: Pulonary fungal infections due to Histoplasma capsulatum.
  Most examples of pulmonary histoplasmosis, including histoplasmoma and chronic histoplasmosis, are characterized by typical necrotizing granulomatous inflammation.
  Only disseminated histoplasmosis is recognized as causing a different reaction which consists of ingestion of organisms by macrophages without granuloma formation.
  Synopsis
  bronchocentric granulomatosis
  fibrosing granuloma
  necrotizing granuloma (...)

• hepatic fungal granuloma
  30 January 2006

  See also
  hepatic granulomas hepatic tuberculoid granuloma (hepatic tuberculoid granuloma)
  fungal granulomas

• renal trichosporonosis
  30 January 2006

  See also
  fungi Trichosporon asahii
  fungal infections fungal systemic infections systemic trichosporonosis

• hepatitis E
  19 January 2006

  Lesional patterns
  acute hepatitis
  lymphocytic destructive cholangitis bile duct intraepithelial lymphocytic infiltration bile duct epithelial damage.
  Differential diagnosis
  lymphocytic destructive cholangitis primary biliary cirrhosis primary sclerosing cholangitis autoimmune hepatitis so-called overlap syndrome acute or chronic viral hepatitis C drug-induced hepatitis acute liver allograft rejection graft-versus-host disease in bone marrow transplantation acute hepatitis E
  See (...)

• granuloma inguinale
  10 October 2007

  Donovanosis

• infectious pneumonia
  6 January 2006

  Images
  https://twitter.com/D_L_Wolfe/status/725088864499544064
  Etiology
  viral pneumonia
  bacterial pneumonia
  parasitic pneumonia
  See also
  pneumonias ( pneumonitis )

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