Asphyxial injury in a term baby is characterized by all except –
High-Yield Explanation
Effects ofAsphaxia :
Central nervous system- Cardiovascular
Hypoxic ischemic encephalopathy o Myocardial ischemia
Infarction o Poor contractility
Intracranial hemorrhage o Tricuspid insufficiency
Seizures o Hypotension
Cerebral edema o Pulmonary
Hypotonia o Pulmonary hypertension
Hypertonia o Pulmonary hemorrhage
o Respiratory distress syndrome
Renal —> Acute tubular or cortical necrosis
Adrenal —> Adrenal hemorrhage
Metabolic --> SIADH, Hyponatremia, Hypoglycemia, Hypocalcemia, Myoglobinuria
Integument -+ Subcutaneous fat necrosis
Hematology -p DIC
Gastrointestinal —> Perforation, Ulceration with hemorrhage, Necrosis
During asphyxia the infant may remain hypotonic or change from hypotonia to extreme hypertonia or their tone may appear normal. These changes are seen simultaneously and the change in muscle tone is also of the same degree in both the limbs.