| ICD10 code | Diagnosis description | APACHE component |
|---|
| I50.0 | Congestive heart failure, NOS | Cardiovascular |
| I50.1 | Congestive heart failure with pulmonary edema | Cardiovascular |
| I50.9 | Heart failure, NOS | Cardiovascular |
| B24 | AIDS (disease due to HIV) | Immunocompromised |
| C81 | Hodgkin's lymphoma (Hodgkin's disease) | Immunocompromised |
| C84 | T-cell lymphoma | Immunocompromised |
| C85.7 | Non-Hodgkin's lymphoma | Immunocompromised |
| C85.8 | Lymphoma, NOS | Immunocompromised |
| C88 | Malignant immunoproliferative disease | Immunocompromised |
| C90.0 | Multiple myeloma | Immunocompromised |
| C90.1 | Plasma cell leukemia | Immunocompromised |
| C91.0 | Acute lymphoblastic leukemia (ALL) | Immunocompromised |
| C91.1 | Chronic lymphocytic leukemia (CLL) | Immunocompromised |
| C91.3 | Prolymphocytic leukemia | Immunocompromised |
| C91.4 | Hairy cell leukemia | Immunocompromised |
| C91.5 | T-cell leukemia | Immunocompromised |
| C91.7 | Lymphoid leukemia, NOS | Immunocompromised |
| C92.0 | Acute myeloid leukemia (AML) | Immunocompromised |
| C92.1 | Chronic myeloid leukemia (CML) | Immunocompromised |
| C92.4 | Acute promyelocytic leukaemia (APL) | Immunocompromised |
| C92.5 | Acute myelomonocytic leukaemia (AMML) | Immunocompromised |
| C93 | Monocytic leukemia, acute or chronic | Immunocompromised |
| C94.0 | Acute erythroblastic leukemia (erythroleukemia) | Immunocompromised |
| C94.2 | Acute megakaryoblastic leukemia | Immunocompromised |
| C95.0 | Leukemia, NOS | Immunocompromised |
| C96 | Malignancy (clonal disorder) of blood or lymphoid tissue, NOS | Immunocompromised |
| D80 | Immunodeficiency due to antibody deficiency or defect, hereditary or acquired | Immunocompromised |
| D81 | Combined immunodeficiency | Immunocompromised |
| D83 | Common variable immunodeficiency (CVID) | Immunocompromised |
| D84 | Immunodeficiency state, NOS | Immunocompromised |
| T86.000 | Bone marrow transplant, failure or rejection | Immunocompromised |
| T86.001 | Graft-versus-host disease/reaction (GVHD) | Immunocompromised |
| T86.1 | Kidney transplant, failure or rejection or unspecified complication | Immunocompromised |
| T86.2 | Heart transplant, failure or rejection or unspecified complication | Immunocompromised |
| T86.3 | Heart-lung transplant, failure or rejection or unspecified complication | Immunocompromised |
| T86.4 | Liver transplant, failure or rejection or unspecified complication | Immunocompromised |
| T86.80 | Lung transplant, failure or rejection or unspecified complication | Immunocompromised |
| T86.81 | Pancreas transplant, failure or rejection or unspecified complication | Immunocompromised |
| T86.88 | Transplanted organ NOS, failure or rejection or unspecified complication | Immunocompromised |
| Z92.25 | Past history of immunosuppressive drugs or corticosteroids | Immunocompromised |
| Z94.0 | Past history, transplanted kidney | Immunocompromised |
| Z94.1 | Past history, transplanted heart | Immunocompromised |
| Z94.2 | Past history, transplanted lung(s) | Immunocompromised |
| Z94.4 | Past history, transplanted liver | Immunocompromised |
| Z94.80 | Past history, bone marrow or stem cell transplant | Immunocompromised |
| Z94.82 | Past history, transplanted pancreas or islet cells | Immunocompromised |
| I85.0 | Esophageal varices, with hemorrhage | Liver |
| K70.3 | Liver cirrhosis, alcoholic | Liver |
| K70.4 | Liver failure, alcoholic, w/wo hepatic encephalopathy | Liver |
| K71.1 | Liver failure due to toxin/drug NOS, w/wo hepatic encephalopathy | Liver |
| K72.0 | Liver failure w/wo hepatic encephalopathy, acute or subacute NOS | Liver |
| K72.1 | Liver failure w/wo hepatic encephalopathy, chronic NOS | Liver |
| K72.9 | Liver failure w/wo hepatic encephalopathy, not specified as acute or chronic | Liver |
| K74.3 | Primary Biliary Cholangitis (PBC) | Liver |
| K74.5 | Liver cirrhosis, NOS | Liver |
| K76.6 | Portal hypertension | Liver |
| K76.7 | Hepatorenal syndrome | Liver |
| N18.5 | Chronic kidney disease (end-stage renal/kidney disease, ESRD), Stage 5, GFR LT 15 | Renal |
| D75.1 | Polycythemia, secondary | Respiratory |
| I27.0 | Pulmonary hypertension, primary (PPH) | Respiratory |
| I27.2 | Pulmonary hypertension, secondary (any cause) | Respiratory |
| J42 | Bronchitis, chronic, infectious or noninfectious | Respiratory |
| J43.9 | Pulmonary emphysema or bullous disease without COPD | Respiratory |
| J44.1 | COPD, acute exacerbation | Respiratory |
| J44.8 | COPD, without exacerbation | Respiratory |
| J45.901 | Asthma, acute exacerbation | Respiratory |
| J45.909 | Asthma, without acute exacerbation | Respiratory |
| J45.91 | Status asthmaticus | Respiratory |
| J47 | Bronchiectasis | Respiratory |
| J60 | Coalworker's pneumoconiosis (black lung disease) | Respiratory |
| J61 | Asbestos lung disease | Respiratory |
| J62 | Silicosis of the lung (pneumoconiosis) | Respiratory |
| J64 | Pneumoconiosis, NOS | Respiratory |
| J66 | Airway disease due to inhaled organic dust | Respiratory |
| J67.99 | Hypersensitivity pneumonitis (extrinsic allergic alveoliltis), NOS | Respiratory |
| J70.4 | Interstitial lung disease, drug-induced (acute or chronic) | Respiratory |
| J84.1 | Idiopathic interstitial pulmonary fibrosis | Respiratory |
| J84.89 | Bronchiolitis obliterans organizing pneumonia (BOOP, cryptogenic organizing pneumonia (COP)) | Respiratory |
| J84.9 | Interstitial lung disease, NOS | Respiratory |
| J96.19 | Respiratory failure (insufficiency), chronic | Respiratory |
| J96.99 | Respiratory failure (insufficiency) NOS, not specified as acute or chronic | Respiratory |
| J98.4 | Disorder of lung, NOS | Respiratory |
| Z99.1 | Chronic dependence on mechanical ventilator | Respiratory |