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Which of the following physical examination signs is primarily used to assess for splenomegaly?

A. Murphy's sign
B. Castell's sign
C. Carnett's sign
D. Obturator sign
E. Psoas sign

Answer :

Final answer:

Castell's sign is primarily used to assess for splenomegaly by detecting changes in percussion sound over the spleen. Other signs such as Murphy's, Carnett's, Obturator, and Psoas indicate different conditions. In percussion for battement, dullness signifies splenic enlargement.


Explanation:

Assessing Splenomegaly


Splenomegaly, or the enlargement of the spleen, can be assessed using several physical examination signs. Among the options provided, Castell's sign is the most directly associated with the examination for splenomegaly. This sign involves percussion over the lowest intercostal space in the anterior axillary line.


When the spleen is enlarged, the quality of the sounds percussed changes from resonance to dullness. This shift indicates the presence of an enlarged spleen. In contrast, Murphy's sign assesses gallbladder tenderness, Carnett's sign evaluates abdominal pain, Obturator sign is used for appendicitis, and Psoas sign tests for irritation of the psoas muscle.


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