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GP2 Ch1 semiotics, diffuse manifestation (Edema (types (localized (limited…

- - - - highly contagious disease高傳染
      - infection characteristic
        
        prodromal
        
        fever
        
        cough
        
        coryza 鼻炎
        
        conjunctivitis
        
        second :followed by a generalized maculopapuplar rash(elevation of change of color in the skin)
      - more elevated than rubella
    - - congenital infection 先天性感染
        
        lead to a number of physical defects
        
        eyes: cataracts白內障
        
        ears:deafness耳聾
        
        heart: pulmonary arterial stenosis肺動脈狹窄(less room for the blood )
      - generally benign良性
      - congenital先天性 rubella --> more severe
      - infection characrteristic
        
        maculopapular rash that last 3 days or less.
        
        50% of infections are subclinical (與疾病相關或表示不嚴重到足以呈現明確或易於觀察到的症狀的疾病)or without rash
    - - streptococcus infection (pharyngitis)
      - rash
      - infection characteristic
        
        skin has a sandpaper feel.
        
        first 2 days
        
        illness over the upper trunk and spreads to the extremities四肢
        
        not to the palms and soles.不會擴散到手掌和腳掌
    - - slapped cheek
      - prodromal
        
        fever
        
        coryzal鼻竇炎
    - - viral infection
      - high fever
      - cause maculopapular rash after fever
- - - - lesion multiple
      - erythematous紅斑
      - annular 環狀
      - targetoid bulls eyes 靶向“牛眼”
      - bilster 水泡
      - triggered by variety of factors
        
        viral infection
        
        bacteria infection
        
        drugs
- - - - pinhead -sized
      - flat macules扁平血管外血液
    - - larger
      - palpable
- - - - arterial desaturation or presence of an abnormal hemoglobin
      - etiology
        
        impared pulmonary function肺功能受損
        
        decreased inspired oxigen (high altitudes)
        
        anatomic vascular shunting解剖性血管分流
        
        abnormal hemoglobins.
    - - normal arterial oxigen saturation
      - increased extraction of oxigen from capillary blood caused by decreased localized blood flow. (cold, shock)
- - - - limited to a particular organ or vascular bed.
      - e.g. allergic reactions
    - - soft tissue swelling of most or all regions of the body
      - acute chronic renal failure, Na retention
        
        happen most of the time in the kidney, lots of sodium (na )we have edema ,kidney failure are not able to get the sodium out