For general information only. Not a substitute for professional medical advice.
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Educational condition library

Understand your condition. Know what comes next.

Explore 34 comprehensive guides covering causes, symptoms, diagnosis, treatment options, prevention, and the warning signs that deserve prompt care.

34+Condition guides
26Clinical specialties
A–ZFast browsing
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Symptoms & signs

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Browse Conditions by First Letter:Reset to All Letters
Showing 24 of 34 conditions

Rabies

Infectious Diseaseinfectious

Rabies is an established clinical disorder categorized under Infectious Disease. Characterized by pathophysiological involvement of the affected anatomical

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Ramsay Hunt Syndrome

Geneticsgenetic

Ramsay Hunt Syndrome is an established clinical disorder categorized under Genetics. Characterized by pathophysiological involvement of the affected anatomi

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Rashes

Dermatologychronic

Rashes is an established clinical disorder categorized under Dermatology. Characterized by pathophysiological involvement of the integumentary system, epide

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Raynaud's Disease

Cardiologychronic Emergency

Raynaud's Disease is an established clinical disorder categorized under Cardiology. Characterized by pathophysiological involvement of the cardiovascular sy

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Reactive Arthritis

General Health & Wellnessgeneral

Reactive Arthritis is an established clinical disorder categorized under General Health & Wellness. Characterized by pathophysiological involvement of the a

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Rectal Cancer

Oncologycancer

Rectal Cancer is an established clinical disorder categorized under Oncology. Characterized by pathophysiological involvement of the cellular proliferation

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Recurrent Pericarditis

Cardiologychronic Emergency

Recurrent Pericarditis is an established clinical disorder categorized under Cardiology. Characterized by pathophysiological involvement of the cardiovascul

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Reflux (GERD)

Gastroenterologychronic

Reflux (GERD) is an established clinical disorder categorized under Gastroenterology. Characterized by pathophysiological involvement of the gastrointestina

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Reiter's Syndrome

Geneticsgenetic

Reiter's Syndrome is an established clinical disorder categorized under Genetics. Characterized by pathophysiological involvement of the affected anatomical

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Renal Disease

Nephrologychronic

Renal Disease is an established clinical disorder categorized under Nephrology. Characterized by pathophysiological involvement of the renal parenchyma & gl

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Respiratory Syncytial Virus (RSV)

Neurologychronic Emergency

Respiratory Syncytial Virus (RSV) is an established clinical disorder categorized under Neurology. Characterized by pathophysiological involvement of the ce

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Restless Legs Syndrome

Neurologychronic Emergency

Restless Legs Syndrome is an established clinical disorder categorized under Neurology. Characterized by pathophysiological involvement of the central nervo

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Retinal Detachment

Ophthalmologychronic

Retinal Detachment is an established clinical disorder categorized under Ophthalmology. Characterized by pathophysiological involvement of the affected anat

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Retinitis Pigmentosa

Ophthalmologychronic

Retinitis Pigmentosa is an established clinical disorder categorized under Ophthalmology. Characterized by pathophysiological involvement of the affected an

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Retinoblastoma

Oncologycancer

Retinoblastoma is an established clinical disorder categorized under Oncology. Characterized by pathophysiological involvement of the cellular proliferation

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Retrocaval Ureter (Circumcaval Ureter)

Urology & Congenital AnomaliesCongenital anomaly

Retrocaval ureter, also termed circumcaval ureter or preureteral vena cava, is a rare congenital vascular variation in which the right ureter spirals posteriorl

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Rett Syndrome

Neurologygenetic Emergency

Rett Syndrome is an established clinical disorder categorized under Neurology. Characterized by pathophysiological involvement of the central nervous system

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Reye's Syndrome

Pediatricsacute

Reye's Syndrome is an established clinical disorder categorized under Pediatrics. Characterized by pathophysiological involvement of the affected anatomical

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Rhabdomyolysis

Orthopedicschronic

Rhabdomyolysis is an established clinical disorder categorized under Orthopedics. Characterized by pathophysiological involvement of the musculoskeletal sys

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Rhabdomyosarcoma

Oncologycancer

Rhabdomyosarcoma is an established clinical disorder categorized under Oncology. Characterized by pathophysiological involvement of the cellular proliferati

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Rheumatic Fever

Rheumatologyautoimmune

Rheumatic Fever is an established clinical disorder categorized under Rheumatology. Characterized by pathophysiological involvement of the systemic autoimmu

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Rheumatoid Arthritis

Rheumatologychronic

Rheumatoid Arthritis is an established clinical disorder categorized under Rheumatology. Characterized by pathophysiological involvement of the systemic aut

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Rhinitis

ENTchronic

Rhinitis is an established clinical disorder categorized under ENT. Characterized by pathophysiological involvement of the affected anatomical organ system,

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Rhinorrhea

General Health & Wellnessgeneral

Rhinorrhea is an established clinical disorder categorized under General Health & Wellness. Characterized by pathophysiological involvement of the affected

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