Necrotizing enterocolitis: Difference between revisions

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==Background==
==Background==
* usu 24-48 hr of life/neonates & premature infants
*Intestinal necrosis in previously well infant
* It is d/t intestinal wall necrosis
*Predominantly affects preemies; 10-15% occurs in full-term pts


==Diagnosis==
==Diagnosis==
* S/S: feeding intolerance, jaundice, abdominal distension, change in stooling pattern, heme + stools
*Poor feeding, lethargy, abd distention/tenderness
* radiology= pneumotosis intestinalis, pneumobilia, pneumoperitoneum, air in portal vein, gasless abdomen
*Sepsis, pneumoperitoneum
 
*Stool is +/- heme +
Signs of functional Intestinal obstruction : Abdominal distension, progressive decreased Peristalsis, Bilious vomiting, hematemesis and blood in stools
 
Signs of peritonitis & perforation: Ascites, erythema & edema of abdominal wall, localized mass or rigidity
 
Systemic signs : respiratory distress, Apnea / bradycardia, Lethargy, thermal instability, irritability, poor feeding, hypotension (shock), oliguria, bleeding diathesis, sclerema
 
===Triad of===
#Thrombocytopenia
#Metabolic acidosis
#Hyponatremia
 
===Clinical triad===
#Distension
#GI bleeding
#Pneumatosis intestinalis
 
Stools are heme +


==Work-Up==
Labs
*CBC
*Chem
*Sepsis evaluation
Imaging
*Cross-table lateral
**Pneumatosis intestinalis, pneumobilia, pneumoperitoneum,


===Radiography===
===Radiography===
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==Treatment==
==Treatment==
#NPO
#NPO
#CBC, lytes, BCx, x-ray
#Aggressive IV hydration
#Amp/gent/clinda x 48 hrs
#Amp/gent/clinda x 48 hrs
#Serial CBC, lytes, x-ray (q6)
#Surgery consult
#NG to suction
#Volume replacement
 
===Surgery Indications===
#Perforation
#portal/biliary air
#rapidly deteriorating
 
==Prognosis==
* Rx= 80% nd only medical mgt (bowel rest, ngt, fluids, abx to cover bowel flora), 20% need bowel surgery (if perf etc)
* 15% mortality


==Source==
==Source==
Adapted from Pani
Tintinalli


[[Category:Peds]]
[[Category:Peds]]
[[Category:GI]]
[[Category:GI]]

Revision as of 23:20, 22 June 2011

Background

  • Intestinal necrosis in previously well infant
  • Predominantly affects preemies; 10-15% occurs in full-term pts

Diagnosis

  • Poor feeding, lethargy, abd distention/tenderness
  • Sepsis, pneumoperitoneum
  • Stool is +/- heme +

Work-Up

Labs

  • CBC
  • Chem
  • Sepsis evaluation

Imaging

  • Cross-table lateral
    • Pneumatosis intestinalis, pneumobilia, pneumoperitoneum,

Radiography

  • Pneumotosis is hallmark
    • Get KUB and left lat decubital

DDx

  1. Sepsis
  2. pneumonia
  3. malro/volvulus
  4. intuss
  5. feeding intolerance (exclusion)

Treatment

  1. NPO
  2. Aggressive IV hydration
  3. Amp/gent/clinda x 48 hrs
  4. Surgery consult

Source

Tintinalli