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Lymphadenopathies - Coggle Diagram

- - - - Small lymph nodes in the neck and groin regions can be palpated, but not in the supraclavicular fossa, axilla, epitrochlear, or popliteal regions.
  - - - Cancer
        
        Systemic inflammation/infection
      - Lymph node described as “hard”
        
        Metastatic cancer
        
        Right supraclavicular lymphadenopathy
        
        Metastatic cancer of mediastinum, esophagus, or thorax
        
        Left supraclavicular lymphadenopathy
        
        Metastatic cancer originating in thorax, abdomen, or pelvis
        
        Axillary area without local trauma or infection
        
        Breast cancer
        
        Other metastatic cancer
        
        Epitrochlear area without local trauma or infection
        
        Lymphoma
        
        Sarcoidosis
        
        Secondary syphilis
        
        Inguinal lymphadenopathy
        
        2 more items...
- - - - 63% had a nonspecific or reactive etiology
        
        no causative agent found
      - 37% had a specific cause demonstrated,
        
        (most commonly infectious)
        -mononucleosis, toxoplasmosis, or tuberculosis
- - - - Establish the onset and course of lymph node enlargement.
      - Determine the presence or absence of other symptoms, and if these are localized or generalized
      - Ask about exposures related to work, home, hobbies, habits, pets, travel, sexual activity, and medications.