Catatonia Flashcards

1
Q

Most patients with catatonia have. . .

A

. . . a mood disorder (depression or bipolar)

NOT schizophrenia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Non-psychiatric causes of catatonia

A

Autoimmune disease

Malignancy/paramalignancy

Nutritional deficiencies

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Definition of retarded catatonia

A
  • At least 3 of:
    • Stupor
    • Catalepsy
    • Waxy flexibility
    • Rigidity/Negativism
    • Mutism
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Definition of excited catatonia

A
  • At least 3 of:
    • Repetitive stereotyped behaviors
    • Agitation and/or Grimace
    • Echolalia
    • Echopraxia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Diagnosis of catatonia

A

Lorazepam trial with improvement on Bush-Francis scale

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Treatment of catatonia

A
  • Lorazepam for the catatonia itself
  • For associated problems:
    • Serum Albumin to screen for malnutrition
    • Serum CK to screen for rhabdomyolysis
    • LMWH for DVT prophylaxis
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Malignant catatonia

A

Catatonia with significant rigidity and autonomic nervous system dysfunction

Precipitated by some psychiatric disease (mood disorder or psychosis). No precipitant medication.

Very similar to NMS, malignant hyperthermia, serotonin syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

DDx for malignant catatonia

A

Note: Serotonin syndrome does not have lead pipe rigidity, but rather hypertonia/hyperreflexia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Antidote for serotonin syndrome

A

Cyproheptadine

A serotonin receptor antagonist

Should be given to those who do not respond to discontinuing the offending serotinergic drugs.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly