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Table 1 (abstract A19). Main causes of menstrual disorders in adolescents with their possible clinical manifestations

From: 73rd Congress of the Italian Society of Pediatrics

Causes Amenorrhea Irregular bleeding Excessive bleeding
HP AXIS DISORDERS    
Delayed maturation X X X
Disorders of weight or energy expenditure X X  
CNS tumors X X  
Hyperprolactinemia X X  
Hypogonadism X   
OVARIAN DISORDERS    
PCOS X X X
Ovarian insufficiency (genetic, iatrogenic, autoimmune) X X  
Ovarian tumors   X X
BLEEDING DISORDERS    X
MISCELLANEOUS CONDITIONS    
Pregnancy X   X
IUD   X X
Hypothyroidism X X X
Uterine/vaginal malformations X   
Androgen insensitivity syndrome X