Pleural Disease Deck v1

Vocabulary flashcards based on the Pleural Disease lecture transcript, focusing on diagnostic thresholds, scoring systems like RAPID, and complications of pleural procedures.

Complicated parapneumonic effusion (pH)

$$< 7.2$$

Complicated parapneumonic effusion (Glucose)

$$< 3.4\,mmol/L$$

Complicated parapneumonic effusion (LDH)

$$> 1000\,IU/L$$

Chylothorax (Triglyceride level)

$$> 110\,mg/dL$$

Pseudochylothorax (Cholesterol level)

$$> 200\,mg/dL$$

RAPID

Renal Age Purulence Infection source Dietary factors

High-risk RAPID score

$$5-7$$

Light's criteria (Protein ratio)

Serum-to-pleural protein ratio $> 0.5$

Light's criteria (LDH ratio)

Serum-to-pleural LDH ratio $> 0.6$

Commonest cause of a transudative pleural effusion

Heart failure

Commonest cause of an exudative pleural effusion

Malignancy

ADA (Adenosine Deaminase)

Pleural fluid enzyme typically raised in tuberculous pleuritis

Tuberculous pleuritis (ADA level)

$$> 40\,U/L$$

Tuberculous pleural effusion (cell type)

Lymphocytes

Thoracic ultrasound

Preferred imaging modality before pleural procedures

Thoracentesis commonest complication

Pneumothorax

Re-expansion pulmonary oedema

Syndrome that can occur after rapid drainage of a large effusion

Mesothelioma

Pleural malignancy strongly associated with asbestos exposure

Epithelioid (mesothelioma)

Histological subtype of mesothelioma with the best prognosis

Sarcomatoid (mesothelioma)

Histological subtype of mesothelioma with the worst prognosis