Answer Rationales for ICD-10-CM Coding: Chapter 17 - Congenital Malformations, Deformations, and Chromosomal Abnormalities

1.   Rationale:

ICD-10-CM Alphabetic Index: Encephalocele > frontal > Q01.0.

Verify code in the Tabular.

2.   Rationale:

ICD-10-CM Alphabetic Index: Cleft > (congenital) lip (unilateral) > Bilateral > With cleft palate > Hard > with soft > Q37.4.

Verify code in the Tabular.

3.   Rationale:

ICD-10-CM Alphabetic Index: Hypospadias > Penoscrotal > Q54.2.

Verify code in the Tabular.

4.  Rationale:

ICD-10-CM Alphabetic Index: Newborn (infant) (liveborn) (singleton) > Born in hospital > by cesarean > Z38.01.

ICD-10-CM Alphabetic Index: Transposition (congenital) vessels > Great (complete) (partial) > Q20.3.

Verify codes in the Tabular.

5.   Rationale:

ICD-10-CM Alphabetic Index: Prolapse > Urethra (acquired) (infected) (mucosa) > Congenital > Q64.71

Verify code in the Tabular.

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