Master Bartonella henselae for the USMLE with Picmonic! Our engaging characters, stories, and videos make learning fun and interactive. Use our mnemonics to remember key features and clinical manifestations.
DOWNLOAD PDFThis bacterium stains gram negative due to the relatively thin peptidoglycan layer in the cell wall.
This bacteria is commonly described as a pleomorphic bacteria, which means the organism can take on multiple structural forms.
This bacteria has a rod shape.
Cat scratch fever, as the name suggests, often occurs after a cat bite or scratch and is characterized by fever and lymphadenopathy.
Lymphadenopathy, which is swelling of the lymph nodes, is a common finding in cat scratch fever.
Bacillary angiomatosis is characterized by the abnormal proliferation of blood vessels that form tumor-like masses in the skin and other organs caused by the organism Bartonella henselae.
Bacillary angiomatosis is commonly seen in people with AIDS, and is rarely seen in the immunocompetent.
Kaposi sarcoma is a tumor caused by human herpesvirus 8, which can present with purple cutaneous lesions. Kaposi sarcoma may be difficult to distinguish from bacillary angiomatosis upon physical exam and can be distinguished by biopsy.
Unlike Kaposi's sarcoma, bacillary angiomatosis is a benign disease that can be treated with antibiotics. This disease can be fatal without treatment, however, and should be addressed immediately.
Bartonella can rarely cause reactive arthritis, and this usually occurs in HLA-B27 positive patients.
Infection with Bartonella henselae can also lead to necrotizing, non-caseating granulomas. This can lead to complications such as granulomatous hepatitis and splenitis.
Picmonic's rapid review multiple-choice quiz allows you to assess your knowledge.
*Average video play time: 2-3 minutes
Unforgettable characters with concise but impactful videos (2-4 min each)
Picmonic for Medicine (MD/DO) covers information that is relevant to your entire Medicine (MD/DO) education. Whether you’re studying for your classes or getting ready to conquer the USMLE Step 1, USMLE Step 2 CK, COMLEX Level 1, or COMLEX Level 2, we’re here to help.
Research shows that students who use Picmonic see a 331% improvement in memory retention and a 50% improvement in test scores.