Liver Pain

Learn the details about liver pain.

VLCAD deficiency

VLCAD deficiency is a particular disorder that inhibits the body in turning certain fats into energy that can be used. The problem occurs particular during times when the patient does not have food.


The first medical symptoms normally take place when the patient is an infant. One of the possibilities is hypoglycemia. This is a state in which the blood sugar level is lower than it ought to be. This itself can also lead to various symptoms. Amongst newborns, some of the potential things that can happen as a result of hypoglycemia are cyanosis, perspiration, and drowsiness. An infant with VLCAD deficiency may also be fatigued. His muscles may be weak, as well.

Metabolic crisis

Metabolic crisis occurs as an "episode" that affects a person with VLCAD deficiency. In this, the individual might become particularly sleepy. His appetite may be poor. Low blood sugar may also affect someone in this circumstance. Both nausea and vomiting are possibilities. A metabolic crisis needs to be treated, and if it is not taken care of then serious consequences ranging from difficulty breathing to coma, and in some instances even death, can occur.

Relation to genetics

VLCAD deficiency is autosomal recessive in nature. Due to this, both parents need to be carriers in order for the child to become affected. At that point, one in four is affected, while another one in four is unaffected, and the remaining two out of four are unaffected yet become carriers.

What's in a name?

You may have been wondering what the acronym at the beginning of the term VLCAD deficiency means. The words found beneath those five letters actually make up quite a collection: very long-chain acyl-coenzyme A dehydrogenase. People who have this deficiency are lacking a normal level of a particular enzyme. Due to this, they are restricted in terms of being able to break down very long-chain fatty acids.

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