2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Injury And Poisoning 800-999 > Other And Unspecified Effects Of External Causes 990-995 > Effects Of Heat And Light 992.* > 2008 ICD-9-CM Diagnosis 992.8 Other specified heat effects  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 992.8 can be accessed here. 992.8 is a specific code that can be used to specify a diagnosis 992.8 contains 3 index entries View the ICD-9-CM Volume 1 992.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing 992.8: Heat (effects) 992.9 excessive 992.9 specified effect NEC 992.8 specified effect NEC 992.8 Syndrome - see also Disease salt depletion (see also Disease, renal) 593.9 due to heat NEC 992.8 causing heat exhaustion or prostration 992.4