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A subpulmonic effusion is excess fluid that collects at the base of the lung, in the space between the pleura and diaphragm. It is a type of pleural effusion in which the fluid collects in this particular space …

Jan 10, 2024 · A subpulmonic effusion occurs if fluid accumulates below the lung base, without spilling into the costophrenic angle (such that the costophrenic angle appears normal).

Radiographically, subpulmonic effusions appear as a raised diaphragm with flattening and lateral displacement of the dome. The gastric bubble and splenic flexture of the colon show displacement …

Jan 18, 2023 · Pleural effusion is a collection of fluid around your lungs. Your provider has to get rid of this fluid and treat the condition that caused it to build up.

Dec 28, 2025 · Bilateral large subpulmonic effusions and small lung volumes with elevated hemidiaphragms are the two main concerns. Teaching Points When pleural fluid collects between …

The “middle lobe step” and “lateral peaking of the diaphragm,” signs of subpulmonic pleural fluid, are illustrated. The anatomic and physiologic aspects of these roentgenographic signs are discussed.

Subpulmonic effusion Fluid collects in isolation between lung base and diaphragm May not cause blunting of costophrnic angle or meniscus appearance Suspect if "hemidiaphragm" (actually fluid) is …

Sep 10, 2025 · Evaluation CXR: Ideally supine AP, lateral upright and decubitus lateral. Fluid accumulates first in subpulmonic space and then in posterior costophrenic recess 50cc: Visible in …

Screening thoracic ultrasound confirmed a right subpulmonic effusion. The extent of pleural fluid was assessed visually (ocular estimation) and documented accordingly, explaining the apparent …