diff --git a/frontend/src/ts/test/british-english.ts b/frontend/src/ts/test/british-english.ts
index b83122631..b97f3fed7 100644
--- a/frontend/src/ts/test/british-english.ts
+++ b/frontend/src/ts/test/british-english.ts
@@ -652,6 +652,33 @@ const replacementRules: BritishEnglishReplacements = {
   moisturizing: "moisturising",
   favoring: "favouring",
   marvelous: "marvellous",
+  hematuria: "haematuria",
+  hemoptysis: "haemoptysis",
+  hemorrhoid: "haemorrhoid",
+  hemorrhagic: "haemorrhagic",
+  hypercalcemia: "hypercalcaemia",
+  hyperglycemia: "hyperglycaemia",
+  hypoglycemia: "hypoglycaemia",
+  toxemia: "toxaemia",
+  hypoxemia: "hypoxaemia",
+  bacteremia: "bacteraemia",
+  hypernatremia: "hypernatraemia",
+  hyponatremia: "hyponatraemia",
+  leukocytosis: "leucocytosis",
+  leukocyte: "leucocyte",
+  leukopenia: "leucopenia",
+  apnea: "apnoea",
+  bradypnea: "bradypnoea",
+  tachypnea: "tachypnoea",
+  orthopnea: "orthopnoea",
+  ileocecal: "ileocaecal",
+  metastasize: "metastasise",
+  lymphedema: "lymphoedema",
+  neuron: "neurone",
+  hemianopsia: "hemianopia",
+  galactorrhea: "galactorrhoea",
+  nebulizer: "nebuliser",
+  paresthesia: "paraesthesia",
 };
 
 export async function replace(