Tricarboxylic acid cycle disorder is a rare condition affecting cellular energy production due to enzyme defects in the Krebs cycle, potentially causing fatigue, muscle weakness, and neurological issues.

Fat absorption and transport disorder is a condition that affects the body's ability to absorb dietary fats or transport them through the blood, potentially leading to malnutrition, vitamin deficiencies, and growth or energy issues.

Phospholipid, sphingolipid, and fatty acid biosynthesis disorder is a condition affecting the production of essential lipids in the body, potentially leading to neurological issues, growth disorders, and impaired cellular functions.

Sterol metabolism disorder is a condition that affects the production or breakdown of sterols in the body, potentially leading to growth issues, hormonal imbalances, and heart or liver diseases.

Chediak-Higashi syndrome is a rare genetic disorder affecting immune cell function and lysosomal organelles, leading to immune deficiency, bleeding disorders, light skin pigmentation, and neurological problems.

Hermansky-Pudlak syndrome is a rare genetic disorder associated with Gaucher disease, characterized by severe liver and spleen enlargement, skeletal abnormalities, and progressive neurological decline.