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Mnemonics

This category contains 22 posts

The ABCs of Trauma Mnemonic – ABCDEFGHI

This mnemonic has frequently been used for recalling important findings to recognize with trauma cases: ABCDEFGHI A – Aortic transection/dissection B – Bronchial fracture C – Cord injury D – Diaphragmatic rupture E – Esophageal tear F – Flail chest, Foreign bodies G – Gas (pneumothorax and pneumoperitoneum) H – Heart (such as pericardial effusion) … Continue reading

Solitary Lung Mass Mnemonic – CASH PLEASE

This mnemonic has been commonly used to recall the differential diagnosis for a solitary lung mass: CASH PLEASe C – Cancer A – Abscess S – Solitary Metastasis H – Hamartoma P – Pseudotumor L – Lymphoma E – Echinococcus A – Actinomyces S – Sequestration See a case discussion of solitary lung mass here.

Multiple Pleural Masses Mnemonic – MALLETS

This mnemonic has commonly bean used to recall the differential diagnosis of multiple pleural masses: M РMesothelioma  A РAdenocarcinoma L РLymphoma L РLeukemia E РEmpyema T РThymoma S РSplenosis See pleural cases here.

The 5 T’s of Anterior Mediastinal Masses

This mnemonic has been used commonly to recall the five most common anterior mediastinal masses: 5 T’s 1. T – Thymus – Thymoma¬† 2. T – Thyroid – Ectopic Thyroid masses 3. T – Thoracic Aorta – Dilated or anuerysm of the ascending aorta 4. T – Terrible lymphoma 5. T – Teratoma and germ … Continue reading

Unilateral Hyperlucent Hemithorax Mnemonic – CRAWLS

This mnemonic is commonly used to recall the differential diagnosis of a unilateral hyperlucent hemithorax: C – contralateral lung has increased density or opacity (such as posterior layering of a pleural effusion in the supine patient) R – rotation of the patient causing less attenuation of the x-ray beam A – air (pneumothorax) W – … Continue reading

Cavitating Lung Mass Mnemonic – CAVITY

This mnemonic has been used commonly to aid in recalling the differential diagnosis of a cavitating lung mass (CAVITY): C – cancer (primary bronchogenic carcinoma or pulmonary metastases) A – autoimmune (rheumatoid lung disease and Wegener’s granulomatosis) V – vascular (pulmonary emboli including septic emboli) I – infection (pulmonary abscess) T – trauma (pneumatocele) Y … Continue reading

Upper Lobe Predominant Pulmonary Fibrosis Mnemonic – CASSET P

This mnemonic has been used commonly to recall the differential diagnosis of upper lobe predominant pulmonary fibrosis (CASSET P): C – cystic fibrosis A – ankylosing spondylitis S – silicosis S – sarcoidosis E – eosinophilic granuloma T – tubercuolisis P – pneumocystis carinii pneumonia Read about idiopathic pulmonary fibrosis here, which is classically basal … Continue reading

Assessment of the Chest X-Ray Mnemonic- ABCDEFGHI

This mnemonic has been used commonly to recall the assessment pattern for chest x-rays: A – Airway B – Bones C – Cardiac D – Diaphragm E – Effusions F – Fields/Fissures G – Great Vessels H – Hila I – Impression

Elbow Ossification Centers Mnemonic – CRITOE

This is a commonly used mnemonic to recall the elbow ossification centers (CRITOE 1/3/5/7/9/11): Capitellum – 1 year Radial head – 3 years Internal (medial) epicondyle – 5 years Trochlea – 7 years Olecranon – 9 years External (Lateral) epicondyle – 11 years NOTE: always remember when using this mnemonic that the order of appearance … Continue reading

Lytic Bone Lesion Mnemonic – FEGNOMASHIC

This is a commonly used mnemonic to recall the differential diagnosis of lytic bone lesions: F – fibrous dysplasia, fibrous cortical defect E – enchondroma (of the tibia here or of a phalanx here), eosinophilic granuloma G – giant cell tumor N – non-ossifying fibroma O – osteoblastoma M – metastases, myeloma A – aneurysmal … Continue reading

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