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Medicine and surgery
Antihistamines for allergies
Glucocorticoids
Coronary artery disease: Clinical (To be retired)
Heart failure: Clinical (To be retired)
Syncope: Clinical (To be retired)
Hypertension: Clinical (To be retired)
Hypercholesterolemia: Clinical (To be retired)
Peripheral vascular disease: Clinical (To be retired)
Leg ulcers: Clinical (To be retired)
Adrenergic antagonists: Alpha blockers
Adrenergic antagonists: Beta blockers
ACE inhibitors, ARBs and direct renin inhibitors
Thiazide and thiazide-like diuretics
Calcium channel blockers
Lipid-lowering medications: Statins
Lipid-lowering medications: Fibrates
Miscellaneous lipid-lowering medications
Antiplatelet medications
Hypersensitivity skin reactions: Clinical (To be retired)
Eczematous rashes: Clinical (To be retired)
Papulosquamous skin disorders: Clinical (To be retired)
Alopecia: Clinical (To be retired)
Hypopigmentation skin disorders: Clinical (To be retired)
Benign hyperpigmented skin lesions: Clinical (To be retired)
Skin cancer: Clinical (To be retired)
Diabetes mellitus: Clinical (To be retired)
Hyperthyroidism: Clinical (To be retired)
Hypothyroidism and thyroiditis: Clinical (To be retired)
Dizziness and vertigo: Clinical (To be retired)
Hyperthyroidism medications
Hypothyroidism medications
Insulins
Hypoglycemics: Insulin secretagogues
Miscellaneous hypoglycemics
Gastroesophageal reflux disease (GERD): Clinical (To be retired)
Peptic ulcers and stomach cancer: Clinical (To be retired)
Diarrhea: Clinical (To be retired)
Malabsorption: Clinical (To be retired)
Colorectal cancer: Clinical (To be retired)
Diverticular disease: Clinical (To be retired)
Anal conditions: Clinical (To be retired)
Cirrhosis: Clinical (To be retired)
Breast cancer: Clinical (To be retired)
Laxatives and cathartics
Antidiarrheals
Acid reducing medications
Anemia: Clinical (To be retired)
Anticoagulants: Warfarin
Anticoagulants: Direct factor inhibitors
Antiplatelet medications
Pneumonia: Clinical (To be retired)
Urinary tract infections: Clinical (To be retired)
Skin and soft tissue infections: Clinical (To be retired)
Protein synthesis inhibitors: Aminoglycosides
Antimetabolites: Sulfonamides and trimethoprim
Miscellaneous cell wall synthesis inhibitors
Protein synthesis inhibitors: Tetracyclines
Cell wall synthesis inhibitors: Penicillins
Miscellaneous protein synthesis inhibitors
Cell wall synthesis inhibitors: Cephalosporins
DNA synthesis inhibitors: Metronidazole
DNA synthesis inhibitors: Fluoroquinolones
Herpesvirus medications
Azoles
Echinocandins
Miscellaneous antifungal medications
Anti-mite and louse medications
Chronic kidney disease: Clinical (To be retired)
Kidney stones: Clinical (To be retired)
Urinary incontinence: Pathology review
ACE inhibitors, ARBs and direct renin inhibitors
PDE5 inhibitors
Adrenergic antagonists: Alpha blockers
Stroke: Clinical (To be retired)
Lower back pain: Clinical (To be retired)
Headaches: Clinical (To be retired)
Migraine medications
Asthma: Clinical (To be retired)
Chronic obstructive pulmonary disease (COPD): Clinical (To be retired)
Lung cancer: Clinical (To be retired)
Antihistamines for allergies
Bronchodilators: Beta 2-agonists and muscarinic antagonists
Bronchodilators: Leukotriene antagonists and methylxanthines
Pulmonary corticosteroids and mast cell inhibitors
Joint pain: Clinical (To be retired)
Rheumatoid arthritis: Clinical (To be retired)
Lower back pain: Clinical (To be retired)
Anatomy clinical correlates: Clavicle and shoulder
Anatomy clinical correlates: Arm, elbow and forearm
Anatomy clinical correlates: Wrist and hand
Anatomy clinical correlates: Median, ulnar and radial nerves
Anatomy clinical correlates: Bones, joints and muscles of the back
Anatomy clinical correlates: Hip, gluteal region and thigh
Anatomy clinical correlates: Knee
Anatomy clinical correlates: Leg and ankle
Anatomy clinical correlates: Foot
Acetaminophen (Paracetamol)
Non-steroidal anti-inflammatory drugs
Glucocorticoids
Opioid agonists, mixed agonist-antagonists and partial agonists
Antigout medications
Non-biologic disease modifying anti-rheumatic drugs (DMARDs)
Osteoporosis medications
Dizziness and vertigo: Clinical (To be retired)
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Sam Gillespie, BSc
The term “dizziness” can be used to refer to a number of related symptoms like presyncope, disequilibrium, what’s called “non-specific dizziness”, and vertigo.
Asking individuals specific questions about how they experience dizziness can help clarify the symptom. Let’s go through each of these.
Pre-syncope is the prodromal phase that occurs before syncope.
Individuals often complain of seconds to minutes of “nearly blacking out” or “nearly fainting”, and “feeling lightheaded when standing,” along with palpitations, sweating, a feeling of warmth, nausea or even blurry vision. Sometimes there’s a history of cardiac disease, such as congestive heart failure or coronary artery disease may be present.
Presyncope could be due to vasovagal syncope, orthostatic hypotension, or cardiac arrhythmias, so the workup usually includes an electrocardiogram, or ECG.
Disequilibrium refers to a sense of imbalance specifically while walking, and usually is due to neurologic disorders like Parkinson’s disease, cerebellar disorders, peripheral neuropathy, or cervical spine disease.
This is often described as “feeling the ground moving” or “feeling like you’re on a boat”.
Non-specific dizziness is a more vague term that has a variety of causes ranging from anxiety or panic attacks, to hypoglycemia, or side effects of medications like anticholinergics.
Finally, there’s vertigo which can be thought of as having an illusion of self-motion, or movement of the surrounding environment.
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