The phrase "appearance of fluid" is correct and usable in written English.
It can be used in contexts where you are describing how a fluid looks or the visual characteristics of a fluid.
Example: "The appearance of fluid in the test tube indicated a possible chemical reaction had occurred."
Alternatives: "visual characteristics of the fluid" or "look of the fluid".
A 27-year-old man developed an ECF after subtotal colectomy with cecal-rectum anastomosis, with corresponding MRI (T2-weighted image C, fat-suppressed post-contrast T1-weighted image D) appearance of fluid-filled track (arrows) with peripheral enhancement (thin arrows).
It is characterized by the appearance of fluid-filled cysts in the renal tubules and collecting ducts of the kidney, with pleiotropic lesions sometimes occurring in other organs, such as the liver, the retina and the pancreas (reviewed in [1]).
However, in microfluidics, the appearance of the fluid slip at the wall interface has been widely reported, and its influence has been investigated [15 17].
In particular, the appearance of high fluid forces on the body directed downward in both the entry and exit stages is remarkable.
The CSF sample is also examined for xanthochromia the yellow appearance of centrifugated fluid.
The clips were recorded expressly for the app according to a script outlined by its creators, and are stitched together to give the appearance of a fluid dialog.
The initial appearance of the fluid may prove an indication of the nature of the infection: cloudy CSF indicates higher levels of protein, white and red blood cells and/or bacteria, and therefore may suggest bacterial meningitis.
The appearance of joint fluid confirmed proper needle placement [ 37].
In HMMH, the appearance of subretinal fluid indicates a worse prognosis for surgical intervention.
The appearance of subretinal fluid indicates a worse prognosis for surgical intervention.
