| B30 | Viral conjunctivitis |
| B30.0 | Keratoconjunctivitis due to adenovirus |
| B30.1 | Conjunctivitis due to adenovirus |
| B30.2 | Viral pharyngoconjunctivitis |
| B30.3 | Acute epidemic hemorrhagic conjunctivitis (enteroviral) |
| B30.8 | Other viral conjunctivitis |
| B30.9 | Viral conjunctivitis, unspecified |
| B33 | Other viral diseases, not elsewhere classified |
| B33.0 | Epidemic myalgia |
| B33.1 | Ross River disease |
| B33.2 | Viral carditis |
| B33.20 | Viral carditis, unspecified |
| B33.21 | Viral endocarditis |
| B33.22 | Viral myocarditis |
| B33.23 | Viral pericarditis |
| B33.24 | Viral cardiomyopathy |
| B33.3 | Retrovirus infections, not elsewhere classified |
| B33.4 | Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS] |
| B33.8 | Other specified viral diseases |
| B34 | Viral infection of unspecified site |
| B34.0 | Adenovirus infection, unspecified |
| B34.1 | Enterovirus infection, unspecified |
| B34.2 | Coronavirus infection, unspecified |
| B34.3 | Parvovirus infection, unspecified |
| B34.4 | Papovavirus infection, unspecified |
| B34.8 | Other viral infections of unspecified site |
| B34.9 | Viral infection, unspecified |
| B35 | Dermatophytosis |
| B35.0 | Tinea barbae and tinea capitis |
| B35.1 | Tinea unguium |
| B35.2 | Tinea manuum |
| B35.3 | Tinea pedis |
| B35.4 | Tinea corporis |
| B35.5 | Tinea imbricata |
| B35.6 | Tinea cruris |
| B35.8 | Other dermatophytoses |
| B35.9 | Dermatophytosis, unspecified |
| B36 | Other superficial mycoses |
| B36.0 | Pityriasis versicolor |
| B36.1 | Tinea nigra |
| B36.2 | White piedra |
| B36.3 | Black piedra |
| B36.8 | Other specified superficial mycoses |
| B36.9 | Superficial mycosis, unspecified |
| B37 | Candidiasis |
| B37.0 | Candidal stomatitis |
| B37.1 | Pulmonary candidiasis |
| B37.2 | Candidiasis of skin and nail |
| B37.3 | Candidiasis of vulva and vagina |
| B37.31 | Acute candidiasis of vulva and vagina |
| B37.32 | Chronic candidiasis of vulva and vagina |
| B37.4 | Candidiasis of other urogenital sites |
| B37.41 | Candidal cystitis and urethritis |
| B37.42 | Candidal balanitis |
| B37.49 | Other urogenital candidiasis |
| B37.5 | Candidal meningitis |
| B37.6 | Candidal endocarditis |
| B37.7 | Candidal sepsis |
| B37.8 | Candidiasis of other sites |
| B37.81 | Candidal esophagitis |
| B37.82 | Candidal enteritis |
| B37.83 | Candidal cheilitis |
| B37.84 | Candidal otitis externa |
| B37.89 | Other sites of candidiasis |
| B37.9 | Candidiasis, unspecified |
| B38 | Coccidioidomycosis |
| B38.0 | Acute pulmonary coccidioidomycosis |
| B38.1 | Chronic pulmonary coccidioidomycosis |
| B38.2 | Pulmonary coccidioidomycosis, unspecified |
| B38.3 | Cutaneous coccidioidomycosis |
| B38.4 | Coccidioidomycosis meningitis |
| B38.7 | Disseminated coccidioidomycosis |
| B38.8 | Other forms of coccidioidomycosis |
| B38.81 | Prostatic coccidioidomycosis |
| B38.89 | Other forms of coccidioidomycosis |
| B38.9 | Coccidioidomycosis, unspecified |
| B39 | Histoplasmosis |
| B39.0 | Acute pulmonary histoplasmosis capsulati |
| B39.1 | Chronic pulmonary histoplasmosis capsulati |
| B39.2 | Pulmonary histoplasmosis capsulati, unspecified |
| B39.3 | Disseminated histoplasmosis capsulati |
| B39.4 | Histoplasmosis capsulati, unspecified |
| B39.5 | Histoplasmosis duboisii |
| B39.9 | Histoplasmosis, unspecified |