MDC 01 : Diseases and disorders of the nervous system
5,946 Diagnosis Codes are assigned to this MDC
R40.2120 Coma scale, eyes open, to pain, unspecified time
R40.2121 Coma scale, eyes open, to pain, in the field [EMT or ambulance]
R40.2122 Coma scale, eyes open, to pain, at arrival to emergency department
R40.2123 Coma scale, eyes open, to pain, at hospital admission
R40.2124 Coma scale, eyes open, to pain, 24 hours or more after hospital admission
R40.2210 Coma scale, best verbal response, none, unspecified time
R40.2211 Coma scale, best verbal response, none, in the field [EMT or ambulance]
R40.2212 Coma scale, best verbal response, none, at arrival to emergency department
R40.2213 Coma scale, best verbal response, none, at hospital admission
R40.2214 Coma scale, best verbal response, none, 24 hours or more after hospital admission
R40.2220 Coma scale, best verbal response, incomprehensible words, unspecified time
R40.2221 Coma scale, best verbal response, incomprehensible words, in the field [EMT or ambulance]
R40.2222 Coma scale, best verbal response, incomprehensible words, at arrival to emergency department
R40.2223 Coma scale, best verbal response, incomprehensible words, at hospital admission
R40.2224 Coma scale, best verbal response, incomprehensible words, 24 hours or more after hospital admission
R40.2310 Coma scale, best motor response, none, unspecified time
R40.2311 Coma scale, best motor response, none, in the field [EMT or ambulance]
R40.2312 Coma scale, best motor response, none, at arrival to emergency department
R40.2313 Coma scale, best motor response, none, at hospital admission
R40.2314 Coma scale, best motor response, none, 24 hours or more after hospital admission
R40.2320 Coma scale, best motor response, extension, unspecified time
R40.2321 Coma scale, best motor response, extension, in the field [EMT or ambulance]
R40.2322 Coma scale, best motor response, extension, at arrival to emergency department
R40.2323 Coma scale, best motor response, extension, at hospital admission
R40.2324 Coma scale, best motor response, extension, 24 hours or more after hospital admission
R40.2340 Coma scale, best motor response, flexion withdrawal, unspecified time
R40.2341 Coma scale, best motor response, flexion withdrawal, in the field [EMT or ambulance]
R40.2342 Coma scale, best motor response, flexion withdrawal, at arrival to emergency department
R40.2343 Coma scale, best motor response, flexion withdrawal, at hospital admission
R40.2344 Coma scale, best motor response, flexion withdrawal, 24 hours or more after hospital admission
R40.3 Persistent vegetative state
R41.4 Neurologic neglect syndrome
R41.842 Visuospatial deficit
R43.0 Anosmia
R43.1 Parosmia
R43.2 Parageusia
R43.8 Other disturbances of smell and taste
R43.9 Unspecified disturbances of smell and taste
R47.01 Aphasia
R47.02 Dysphasia
R47.1 Dysarthria and anarthria
R47.81 Slurred speech
R47.82 Fluency disorder in conditions classified elsewhere
R47.89 Other speech disturbances
R47.9 Unspecified speech disturbances
R51.0 Headache with orthostatic component, not elsewhere classified
R51.9 Headache, unspecified
R56.00 Simple febrile convulsions
R56.01 Complex febrile convulsions
R56.1 Post traumatic seizures
R56.9 Unspecified convulsions
R83.0 Abnormal level of enzymes in cerebrospinal fluid
R83.1 Abnormal level of hormones in cerebrospinal fluid
R83.2 Abnormal level of other drugs, medicaments and biological substances in cerebrospinal fluid
R83.3 Abnormal level of substances chiefly nonmedicinal as to source in cerebrospinal fluid
R83.4 Abnormal immunological findings in cerebrospinal fluid
R83.5 Abnormal microbiological findings in cerebrospinal fluid
R83.6 Abnormal cytological findings in cerebrospinal fluid
R83.8 Other abnormal findings in cerebrospinal fluid
R83.9 Unspecified abnormal finding in cerebrospinal fluid
R90.81 Abnormal echoencephalogram
R90.82 White matter disease, unspecified
R93.0 Abnormal findings on diagnostic imaging of skull and head, not elsewhere classified
R94.01 Abnormal electroencephalogram [EEG]
R94.02 Abnormal brain scan
R94.09 Abnormal results of other function studies of central nervous system
R94.118 Abnormal results of other function studies of eye
R94.128 Abnormal results of other function studies of ear and other special senses
R94.130 Abnormal response to nerve stimulation, unspecified
R94.138 Abnormal results of other function studies of peripheral nervous system
S02.0XXA Fracture of vault of skull, initial encounter for closed fracture
S02.0XXB Fracture of vault of skull, initial encounter for open fracture
S02.0XXS Fracture of vault of skull, sequela
S02.101A Fracture of base of skull, right side, initial encounter for closed fracture
S02.101B Fracture of base of skull, right side, initial encounter for open fracture
S02.101S Fracture of base of skull, right side, sequela
S02.102A Fracture of base of skull, left side, initial encounter for closed fracture
S02.102B Fracture of base of skull, left side, initial encounter for open fracture
S02.102S Fracture of base of skull, left side, sequela
S02.109A Fracture of base of skull, unspecified side, initial encounter for closed fracture
S02.109B Fracture of base of skull, unspecified side, initial encounter for open fracture
S02.109S Fracture of base of skull, unspecified side, sequela
S02.110A Type I occipital condyle fracture, unspecified side, initial encounter for closed fracture
S02.110B Type I occipital condyle fracture, unspecified side, initial encounter for open fracture
S02.110S Type I occipital condyle fracture, unspecified side, sequela
S02.111A Type II occipital condyle fracture, unspecified side, initial encounter for closed fracture
S02.111B Type II occipital condyle fracture, unspecified side, initial encounter for open fracture
S02.111S Type II occipital condyle fracture, unspecified side, sequela
S02.112A Type III occipital condyle fracture, unspecified side, initial encounter for closed fracture
S02.112B Type III occipital condyle fracture, unspecified side, initial encounter for open fracture
S02.112S Type III occipital condyle fracture, unspecified side, sequela
S02.113A Unspecified occipital condyle fracture, initial encounter for closed fracture
S02.113B Unspecified occipital condyle fracture, initial encounter for open fracture
S02.113S Unspecified occipital condyle fracture, sequela
S02.118A Other fracture of occiput, unspecified side, initial encounter for closed fracture
S02.118B Other fracture of occiput, unspecified side, initial encounter for open fracture
S02.118S Other fracture of occiput, unspecified side, sequela
S02.119A Unspecified fracture of occiput, initial encounter for closed fracture
S02.119B Unspecified fracture of occiput, initial encounter for open fracture
S02.119S Unspecified fracture of occiput, sequela