Lactic acidosis: Difference between revisions

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== Background ==
==Background==
Most common cause of metabolic acidosis in hospitalized patients
*Most common cause of metabolic acidosis in hospitalized patients


==DDX==
==DDX==
# Type A
*Type A
## Impaired tissue oxygenation
**Impaired tissue oxygenation
### Hypovolemia
***Hypovolemia
### Cardiac failure
***Cardiac failure
### Sepsis
***Sepsis
### CO poisoning
***CO poisoning
### CN poisoning
***CN poisoning
# Type B
*Type B
## No impaired tissue oxygenation
**No impaired tissue oxygenation
### Alcoholism
***Alcoholism
#### Lactate utilization is impaired 2/2 impaired hepatic gluconeogenesis
****Lactate utilization is impaired 2/2:
### Liver disease
*****1. Impaired hepatic gluconeogenesis
### Metformin
*****2. No NAD to convert lactate to pyruvate 
***Sepsis
***Liver disease
***Metformin
 
==Source==
Tintinalli


[[Category:FEN]]
[[Category:FEN]]
[[Category:ID]]
[[Category:ID]]

Revision as of 02:14, 27 April 2011

Background

  • Most common cause of metabolic acidosis in hospitalized patients

DDX

  • Type A
    • Impaired tissue oxygenation
      • Hypovolemia
      • Cardiac failure
      • Sepsis
      • CO poisoning
      • CN poisoning
  • Type B
    • No impaired tissue oxygenation
      • Alcoholism
        • Lactate utilization is impaired 2/2:
          • 1. Impaired hepatic gluconeogenesis
          • 2. No NAD to convert lactate to pyruvate
      • Sepsis
      • Liver disease
      • Metformin

Source

Tintinalli