Table 2 Clinical characteristics

Case no.	History of anemia or leukopenia	History of B₁₂ deficiency	Urinary symptoms	Tendon reflexes	Plantar response	Upper limb signs	Spastic ataxic gait, positive Romberg	Decreased lower limb pinprick and touch
KJ = knee jerk; AJ = ankle jerk.
1	No	No	Yes	Brisk KJ, decreased AJ	Extensor	No	Yes	No
2	Anemia	Yes	Yes	Brisk KJ, decreased AJ	Equivocal	Yes	Yes	No
3	Anemia	Yes	No	Brisk KJ, decreased AJ	Extensor	No	Yes	Yes
	Leukopenia
4	No	Yes	Yes	Brisk KJ and AJ	Extensor	No	Yes	Yes
5	Anemia	Yes	No	Brisk KJ and AJ	Extensor	Yes	Yes	Yes
6	No	Yes	Yes	Brisk KJ and AJ	Extensor	Yes	Yes	Yes
7	Anemia, leukopenia	No	No	Depressed KJ and AJ	Extensor	Yes	Yes	No
8	Anemia, leukopenia	Yes	No	Brisk KJ, decreased AJ	Flexor	No	Yes	No
9	Anemia	No	No	Brisk KJ and AJ	Extensor	Yes	Yes	Yes
10	No	No	Yes	Brisk KJ, decreased AJ	Extensor	Yes	Yes	Yes
11	Anemia, leukopenia	No	No	Brisk KJ, decreased AJ	Extensor	Yes	Yes	Yes
12	Anemia, leukopenia	No	No	Normal KJ, decreased AJ	Flexor	Yes	Yes	Yes
13	No	No	Yes	Brisk KJ and AJ	Extensor	Yes	Yes	Yes