Type II – Intermediate or Chronic
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Difficulty standing or walking alone: Usually, the first symptoms appear between 6 and 18 months and include difficulty sitting, standing or walking alone. Certain babies are able to stand with support but are unable to walk. [4]
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Weight gain and coughing difficulty: The child may have difficulty gaining weight and have difficulty coughing, with a greater risk of respiratory diseases. In addition, they have small fine tremors and may have scoliosis.