Thumb sign

Marquis syndrome also has congenital mesoderm dysplasia. Marchesani syndrome, spider indications, and limb slenderness are known as malnutrition of surrounding connective tissue, bone abnormalities, inner eye diseases, and cardiovascular abnormalities. Hereditary diseases with connective tissue as the basic defect. Thumb sign (thumb sign): The thumb is adducted, the remaining four fingers are fisted, and the tip of the thumb is beyond the lower side of the palm, accounting for about half of the patients with this sign.