Delirium causes mnemonic

DELIRIUMS

Drugs
Eyes, Ears (Disorientation)
Low Oxygen (Hypoxia, MI, ARDS, PE)
Insufficient Sleep
Retention (urine/ stook) Restraints
Ictal
Under hydration / Under nutrition
Metabolic
Subdural hematoma 

Bacteria with Positive Urease Mnemonic

PUNCH:

Proteus (leads to alkaline urine)
Ureaplasma (renal calculi)
Nocardia
Cryptoccocus (the fungus)
Helicobacter pylori

E Colli, Disease by Subtypes Mnemonic

"HIT by E. coli outbreak":
EnteroHemorrhagic:
· HUS from Hamburgers
EnteroInvasive:
· Immune-mediated Inflammation
EnteroToxigenic:
· Traveller's diarrhea

Parvo Virus B19 infection Mnemonic

B19 affects 3 B's:

Babies (5th disease, infectiousum erythematosa)
Black Bleeders (sickle cell anemics - anaplastic anemic crisis)
Bearing Babies [pregnant women] (hydrops fetalis)

Mental Status Examination Stages Mnemonic

"Assessed Mental State To Be Positively Clinically Unremarkable":
Appearance and behaviour [observe state, clothing...]
Mood [recent spirit]
Speech [rate, form, content]
Thinking [thoughts, perceptions]
Behavioural abnormalities
Perception abnormalities
Cognition [time, place, age...]
Understanding of condition [ideas, expectations, concerns]