Jan 1, 2025 · The juxtaphrenic peak sign, also known as diaphragmatic tenting or Kattan sign, refers to the peaked or tented appearance of a hemidiaphragm which can occur in the setting of lobar collapse or post lobectomy (lung).

Nov 4, 2021 · right juxtaphrenic peak (Kattan sign) A common cause of lobar collapse is a hilar mass. When a right hilar mass is combined with collapse of the right upper lobe, the result is an S shape to elevated horizontal fissure.

Feb 15, 2022 · The juxtaphrenic peak sign, also known as diaphragmatic tenting or Kattan sign, refers to the peaked or tented appearance of a hemidiaphragm which can occur in the setting of lobar collapse or post lobectomy (lung).

Aug 16, 2024 · The Golden S-sign is seen on both chest radiographs and CT scans. It is named because it resembles a reverse S shape and is sometimes called the reverse S-sign of Golden. Although typically seen with right upper lobe collapse, the S-sign can also be seen with the collapse of other lobes.

Jun 27, 2024 · The inferior accessory fissure of the lung, also known as Twining's line, divides the medial basal bronchopulmonary segment from the rest of the lower lobe 4. Epidemiology This accessory fissure is present in around 12% of people when examined ...

Apr 26, 2022 · The superior triangle sign is seen with complete right lower lobe (RLL) collapse alone or combined with right middle lobe collapse on PA chest x-rays. This sign can be a useful indirect sign of right lower lobe collapse where typical features are absent.

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The juxtaphrenic peak sign, also known as diaphragmatic tenting or Kattan sign, refers to the peaked or tented appearance of a hemidiaphragm which can occur in the setting of lobar collapse or post lobectomy (lung).

May 12, 2024 · The three attenuation pattern or three density pattern was formerly known as the head cheese sign and refers to the presence of well-defined areas of decreased, normal, and increased attenuation on inspiratory CT 6.

Oct 31, 2024 · The Rigler sign, also known as the double-wall sign, is a sign of pneumoperitoneum seen on an abdominal radiograph when gas is outlining both sides of the bowel wall, i.e. gas within the bowel's lumen and gas within the peritoneal cavity. It is seen with large amounts of pneumoperitoneum (>1000 mL).