Differentials Flashcards
confusion/memory loss
vascular dementia
Alzheimer’s disease
Normal pressure hydrocephalus
loss of vision
retinal artery occlusion retinal vein occlusion acute angle-closure glaucoma Retinal detachment temporal arteritis
depressed mood
Normal bereavement
Adjustment disorder with depressed mood
Major depressive disorder
Substance-induced mood disorder
psychosis
schizophrenia schizoid or schizotypal personality disorder Schizophreniform disorder Substance-induced psychosis Depression with psychotic features
dizziness
Menier’s disease
Vestibular neuritis
Benign positional vertigo
Orthostatic hypotension due to dehydration
Loss of consciousness
Generalized tonic-clonic seizure Convulsive syncope Substance abuse/overdose Hypoglycemia Vasovagal syncope Stroke PE Cardiac arrhythmia Severe aortic stenosis
numbness/weakness
TIA Hypoglycemia Seizure Stroke Facial nerve palsy
bilateral loss of strength
Guillain-Barre MS Polymyositis Myasthenia gravis Peripheral neuropathy
double vision
Myasthenia gravis
Horner’s syndome
MS
tingling/numbness of thumb
Carpal tunnel syndrome secondary to hypothyroidism Median nerve compression in forearm/arm
Radiculopathy of nerve roots
De Quervain’s tenosynovitis
fatigue
Depression
Adjustment disorder
Hypothyroidism
Anemia
fatigue/insomnia after bad event
PTSD
Depression
Generalized anxiety disorder
Psychotic or delusional disorder
constipation
…
fatigue + weight gain + depression
hypothyroidism
depression
diabetes
fatigue + daytime sleepiness
OSA
hypothyroidism
narcolepsy
Diabetes-like presentation
Diabetes mellitus
Diabetes insipidus
Atypical depression
Primary polydipsia
fatigue after starting night job
shift work sleep disorder
sleep apnea
anemia
Night sweats
TB acute HIV infection Lymphoma Leukemia Hyperthyroidism
hyperthyroidism presentation
Hyperthyroidism
Pheochromocytoma
Carcinoid syndrome
insomnia
Stress-induced insomnia
Caffeine-induced insomnia
Insomnia related to major depressive disorder
sore throat
Infectious mononucleosis Hepatitis Viral or bacterial pharyngitis Acute HIV infection Secondary syphilis
sore throat in injection drug user
HIV Infectious mononucleosis Hepatitis Viral pharyngitis Streptococcal tonsilitis Secondary syphilis
fever + sore throat
Bacterial or viral pharyngitis
Mycoplasma pneumonia
Acute HIV infection
Infectious mononucleosis
SOB + cough + wheezing
Asthma GERD Bronchitis Pneumonitis Foreign body