Oral presentations given during the BSAVA Abstract sessions 24-26 May 2021. The use of chlorphenamine as a pretransfusion treatment in dogs: good or bad prophylaxis; Treatment response and long-term prognosis in feline precursor-targeted immune-mediated anaemia; Causes of thrombocytopenia in dogs in the UK: a retrospective study of 765 cases; Multimodal therapies in canine primary immune mediated haemolytic anaemia (PIMHA): a descriptive study; Utility of C-reactive protein as a biomarker of remission in immune-mediated polyarthritis in dogs; Ultrasound-guided placement of a near-infrared fluorescent liquid soft tissue marker for fiducial marking of regions-of-interest during surgical procedures in a dog; Sensitivity and specificity of abdominal ultrasonography for the detection of ectopic ureters in urinary incontinent dogs; Clinical presentation, computed tomographic findings, treatment and outcome of canine cutaneous lymphoma; 10 dogs; Co-morbidities associated with diabetes mellitus in Burmese cats; New ways for clinicians to view old diseases: using data clustering to classify Cushing’s syndrome; Hypothyroidism in dogs: epidemiology and clinical management in the first opinion population; Pulmonary hypertension in cats: causes and echocardiographic assessment; Development of atrial fibrillation and ventricular tachycardia in an adult cat with cor triatriatum sinister; Predictive value of cardiac remodeling on survival in dogs with persistent atrial standstill: the UK perspective; Association between neutering status and cardiac changes secondary to myxomatous mitral valve disease; Infectious myocarditis associated with transient myocardial thickening in a domestic short hair cat positive for bartonella henselae.