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Hemodynamics and Circulation

Liz Maas

Edema

Description

Mind Map on Edema, created by Bayarmaa Purevdorj on 19/03/2016.

Mind Map by Bayarmaa Purevdorj, updated more than 1 year ago

	Created by Bayarmaa Purevdorj about 9 years ago

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Resource summary

Edema

Mechanism
1. Increased hydrostatic pressure
2. Reduced plasma osmotic pressure
  1. Sodium retention, low albumin
3. Increased vascular premeability
4. Lymphathic or venous obstruction
Edema
1. Localized
  1. Trauma
  2. Acute inflammation
  3. Venous obstruction
  4. Lymphatic obstruction
2. Systemic
  1. Dependent areas (back, ankles)
  2. Ascites
  3. Pleural effusion
  4. Pericardial effusion
3. Transudate
  1. Low protein content (non-inflammatory disorders)
4. Exudate
  1. High protein content (inflammation)
Localised edema
1. Increased vascular permeability
2. Venous or lymphatic obstruction
3. Clinical examples
  1. Acute inflammation
  2. Trauma (limbs/soft tissue)
  3. Lymphoedema
  4. Cerebral edema
    1. Trauma
    2. Brain adjacent to tumors
Systemic edema
1. Increased hydrostatic pressure
  1. Heart failure
  2. Pulmonary edema
  3. Dependent edema
2. Decreased osmotic pressure
  1. Low albumin
  2. Sodium retention
    Annotations:
    - Raised renin Raised aldosterone
  3. Nephrotic syndrome
  4. Cirrhosis
3. Clinical examples
  1. Body cavity edema
    1. Ascites
    2. Pleural effusion
    3. Pericardial effusion
  2. Nephrotic syndrome
  3. Congestive heart failure

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