This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Which one of the following is a muscle splitting incision? 
Select and explain. 
A. Kocher's incision, B. Rutherford-Morrison incision, C. Pfannenstiel incision, D. Lanz incision
D: Lanz incision
Answer: D: Lanz incision 
Explanation: Ans: D. Lanz incisionLanz incision:An oblique (transverse skin crease), muscle splitting incision used for an appendectomy.A modification of McBurney's (Grid Iron) incision.Advantages:Considered cosmetically better.Exposure is better.The extension is easier.Measurements:Incision, appropriate in length to size & obesity of patient - Approximately 2 cm below umbilicus centered on the midclavicular-mid inguinal line.It can be extended medially - With retraction or suitable division of rectus abdominis muscle.