I70.42

any condition classifiable to I70.41- chronic limb-threatening ischemia NOS of autologous vein bypass graft(s) of the extremities chronic limb-threatening ischemia of autologous vein bypass graft(s) of the extremities with rest pain critical limb ischemia NOS of autologous vein bypass graft(s) of the extremities critical limb ischemia of autologous vein bypass graft(s) of the extremities with rest pain

code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92)

arteriolosclerosis arterial degeneration arteriosclerosis arteriosclerotic vascular disease arteriovascular degeneration atheroma endarteritis deformans or obliterans senile arteritis senile endarteritis vascular degeneration

arteriosclerotic cardiovascular disease (I25.1-) arteriosclerotic heart disease (I25.1-) atheroembolism (I75.-) cerebral atherosclerosis (I67.2) coronary atherosclerosis (I25.1-) mesenteric atherosclerosis (K55.1) precerebral atherosclerosis (I67.2) primary pulmonary atherosclerosis (I27.0)

code to identify: exposure to environmental tobacco smoke (Z77.22) history of tobacco dependence (Z87.891) occupational exposure to environmental tobacco smoke (Z57.31) tobacco dependence (F17.-) tobacco use (Z72.0)

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) systemic connective tissue disorders (M30-M36) transient cerebral ischemic attacks and related syndromes (G45.-)