Table 1.

Patient and treatment characteristics described by Prevedi^14,15 (1955 and 1966)

No.	Age range (y)	Injury mechanism + timing	Symptoms	X-ray treatment	Outcome
Clinical improvement
1	41-50	Bicycle accident 2 months prior	Frontal headache, vomiting, drowsiness, left hemiparesis, hypertonia, disorientation.	6 sessions at 80 R/session, every 3 days. Total: 480 R (4.21 Gy)	Improvement after 4 sessions. Excellent recovery with persistent healing at 5-year follow-up.
2	61-70	Bicycle accident 2 months prior	Headache, left hemiparesis, disorientation, dizziness, bilateral hyperesthesia.	8 sessions at 80 R/session, every 3 days. Total: 640 R (5.61 Gy)	Improvement after 4 sessions. Excellent recovery with persistent healing at 5-year follow-up.
3	31-40	Head trauma 4 months prior	Frontal headache, psychic dullness, right hemiparesis, aphasia, drowsiness, generalized hypertonia.	7 sessions at 80 R/session, every 4 days. Total: 560 R (4.91 Gy)	Full recovery; returned to work after 1 month. Stable at 4-year follow-up
4	51-60	Head trauma 1 month prior	Frontal headache, easy tiredness, inability to focus.	8 sessions at 50 R/session, every 4-5 days. Total: 400 R (3.51 Gy)	Worsened symptoms during treatment. Symptomatic improvement 15 days posttreatment; full recovery with persistent healing at 5-year follow-up.
5	61-70	Fall from tree (head trauma) 3 months prior	Left hemiparesis, dizziness, headache, disorientation.	7 sessions at 100 R/session, every 3 days. Total: 700 R (6.14 Gy)	Full recovery by the end of treatment; persistent healing at 4-year follow-up.
6	51-60	Head trauma 2 months prior	Depression, disorientation, headache, left hemiparesis with hypertonia.	7 sessions: 50 R, then 70 R after 4 days, then 100 R every 3 days. Total: 620 R (5.44 Gy)	Cured by the end of the treatment with persistent healing at 4-year follow-up.
7	51-60	Bicycle accident 1 day prior	Disorientation, headache, left hemiparesis.	6 sessions at 80 R/session, every 3 days. Total: 480 R (4.21 Gy)	Improvement after 2 sessions. Full recovery at 4-year follow-up.
8	61-70	Repeated head trauma during military service. >10 years prior	Fainting, dizziness, headache, chronic symptoms worsening over time. Bilateral, chronic subdural hematoma diagnosed by carotid angiography.	50 R/session every other day, alternating sides. Total: 600 R (5.26 Gy) per side.	Complete recovery at 4-month follow-up, and hematoma disappearance confirmed by carotid angiography.
9	41-50	Motorcycle accident (head trauma). 2 months prior	Headaches, vomiting, dizziness, disorientation, confusion, right hemiparesis. Subdural hematoma diagnosed by carotid angiography.	Sessions every 3 days. Once at 50 R, once at 75 R, then at 100 R for the remainder. Total: 825 R (7.24 Gy)	Symptom normalization by the end of treatment, aside from modest dyslalia. Persistent recovery at 3-month follow-up, and hematoma disappearance confirmed by carotid angiography.
10	41-50	Head trauma 2 months prior	Headaches, dizziness, disorientation, right hemiparesis. Subdural hematoma diagnosed by carotid angiography.	Sessions every 3 days. Once at 50 R, twice at 75 R, then 100 R for the remainder. Total: 800 R (7.02 Gy)	Symptom normalization by the end of treatment, aside from mild headaches. Persistent recovery at 6-month follow-up, and hematoma disappearance confirmed by carotid angiography.
Initial improvement, then worsening
11	41-50	Road accident (head trauma) 2 months prior	Headaches, right hemiparesis, aphasia, dizziness, disorientation, urinary incontinence, blurred vision, irritability.	8 sessions at 80 R/session, every 3 days. Total: 640 R (5.61 Gy)	Significant symptomatic recovery by the end of the treatment. Died 1 month later following relapse of symptoms.
No response
12	51-60	Unknown First seizure 3 months prior	Seizures, left upper limb monoparesis, headaches, disorientation, left facial palsy, bilateral hypertonia of lower limbs.	3 sessions at 50 R/session, then 3 sessions at 80 R/session. Total: 390 R (3.42 Gy)	No improvement Patient died 7 months later