Table 1

Characteristics and diagnostic studies for each female lacrosse player studied

	Case 1	Case 2	Case 3	Case 4	Case 5	Case 6	Case 7
*Undertrainer during the period of rehabilitation at the start of the academic year from a previous anterior cruciate ligament reconstruction at the end of high school.
BMI, Body mass index. It measures the weight/height ratio (weight in kilograms divided by the square of the height in metres). A BMI below 18.5 is classified as underweight, and a BMI of 18.5–24.9 is considered normal. BMI values of 25–29.9 are generally classified as overweight, and 30 or over as obese. MRI, magnetic resonance imaging.
Class year	2nd	2nd	2nd	Freshman	2nd	2nd	Freshman
Height (ft/in)	5 5	5 9	5 11	5 4	5 2	5 10	5 6
Weight (lb)	120	126	155	135	120	160	133
BMI*	20.0	18.6	21.6	23.2	21.9	23.0	21.6
Side	Right	Left	Right	Left	Right	Left	Right
Position	Midfield	Attack	Attack	Defence	Midfield	Midfield	Attack
Training style	Undertrainer	Overtrainer	Undertrainer	Overtrainer	Cross trainer	Cross trainer	Undertrainer then an overtrainer*
Eating disorder	No	Yes	No	No	No	No	No
Menstrual cycle	Normal	Abnormal	Abnormal	Normal	Normal	Normal	Normal
Fulcrum test	Not performed	+	+	+	+	+	+
Radiograph	−	+	−	−	−	−	+
Bone scan	+	+			+	+
MRI		+	+	+	+