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Complement component C6 deficiency ( C6D ) was diagnosed in a 16 - year - old African - American male with meningococcal meningitis .
 Disease: Complement component C6 deficiency; Disease: C6D; Disease: meningococcal meningitis
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: Complement component C6 deficiency; Disease: C6D; Disease: meningococcal meningitis