lation and male hypoactive sexual desire disorder.
Comorbidity 
Erectile disorder can be comorbid with other sexual diagnoses, such  as premature (early)
ejaculation and male hypoactive sexual desire  disorder, as well as  with anxiety and de-
pressive disorders. Erectile disorder is co mmon in men with lowe r urinary tract symptoms
related to prostatic hypertrophy. Erectile diso rder may be comorbid with dyslipidemia, car-
diovascular disease, hypogonadism, multiple sclerosis, diabetes mellitus, and other diseases
that interfere with the vascular, neurological , or endocrine function  necessary for normal
erectile function.
Relationship to Internationa l Classification of Diseases
Erectile response is coded as failure of  genital response in ICD-10 (F2.2).
Female Orgasmic Disorder
Diagnostic Criteria 302.73 (F52.31)
A. Presence of either of the following symptoms and experienced on almost all or all (ap-
proximately 75%–100%) occasions of sexual ac tivity (in identified situational contexts
or, if generalized, in all contexts):
1. Marked delay in, marked infrequency of, or absence of orgasm.
2. Markedly reduced intensity of orgasmic sensations.
B. The symptoms in Criterion A have persist ed for a minimum duration of approximately
6 months.
C. The symptoms in Criterion A cause clinically significant distress in the individual.
D. The sexual dysfunction is not better explained by a nonsexual mental disorder or as a
consequence of severe relationship distress (e.g., partner violence) or other significant