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Table 1 Symptoms in consecutive months of life

From: Recombinant growth hormone therapy in a girl with costello syndrome: a 4-year observation

Child’s age

Clinical symptoms

 

Lack of appetite

Vomiting, spitting up

Dysphagia

Esophagitis

Underweight

Hepatomegaly

Neurological abnormalities

Delayed speech development

Loose skin

Coarse facial features

Arrhythmias

Hypertrophic cardiomyopathy

Excessive joint laxity

Achilles tendon contractures

Short stature

1 month

        

a

  

+b

   

2−3 months

+

+

+

+

 

+

  

+

      

4−6 months

+

+

+

+

+

 

+d

 

+

 

+c

 

+

  

7−9 months

+

+

+

+

+

 

+d

+

+

   

+

  

11−24 months

+

+

+

+

+

  

+

+

+

  

+

 

+

24−36 months

    

+

  

+

+

+

  

+

 

+

>3 years of life

       

+

+

+

  

+

+

+

  1. Key
  2. aEdema
  3. bSuspicion, later studies did not confirm hypertrophic cardiomyopathy
  4. cTransient
  5. dReduced muscle tone, periodic spasticity of the lower limbs