Beriberi
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Beriberi
Clinical Diagnostics
Clinical Diagnostics
Blood histology
Blood components
Approach to connective tissue disorders: Clinical sciences
Modes of infectious disease transmission
Nasal, oral and pharyngeal diseases: Pathology review
ECG rate and rhythm
Myocarditis
ECG cardiac hypertrophy and enlargement
ECG normal sinus rhythm
ECG QRS transition
ECG cardiac infarction and ischemia
Fibrous, cartilage, and synovial joints
Estrogen and progesterone
Testosterone
Hypercalcemia
Hyperkalemia
Hypermagnesemia
Hypernatremia
Hyperphosphatemia
Hypocalcemia
Hypokalemia
Hypomagnesemia
Hypophosphatemia
Hyponatremia
Phosphate, calcium and magnesium homeostasis
Vitamin D
Vitamins and minerals
Excess Vitamin A
Beriberi
Excess Vitamin D
Folate (Vitamin B9) deficiency
Niacin (Vitamin B3) deficiency
Vitamin B12 deficiency
Vitamin C deficiency
Vitamin K deficiency
Vitamin D deficiency
Colorectal cancer
Gastric cancer
Hepatocellular carcinoma
Pancreatic neuroendocrine neoplasms
Zollinger-Ellison syndrome
Cholangiocarcinoma
Blood groups and transfusions
Heme synthesis disorders: Pathology review
Benign skin lesions: Clinical sciences
Skin cancer screening: Clinical sciences
Skin cancer: Pathology review
Approach to skin and soft tissue lesions: Clinical sciences
Approach to common skin rashes: Clinical sciences
Fats and lipids
Atherosclerosis and arteriosclerosis: Pathology review
Dyslipidemias: Pathology review
Aplastic anemia
Autoimmune hemolytic anemia
Iron deficiency anemia: Clinical sciences
Approach to anemia (destruction and sequestration): Clinical sciences
Sideroblastic anemia
Blood transfusion reactions and transplant rejection: Pathology review
Thyroid hormones
Thyroid storm
Hyperthyroidism: Pathology review
Hypothyroidism: Pathology review
Hypothyroidism
Approach to acid-base disorders: Clinical sciences
Acid-base disturbances: Pathology review
The role of the kidney in acid-base balance
Acid-base map and compensatory mechanisms
ECG basics
ECG axis
ECG intervals
Psoriatic arthritis: Clinical sciences
Rheumatoid arthritis
Reactive arthritis: Clinical sciences
Approach to joint pain and swelling: Clinical sciences
Key Takeaways
Beriberi is a disease caused by a deficiency of thiamine (vitamin B1). This can be due to reduced intake, or a problem with thiamine absorption. Beriberi can exist as wet beriberi, which is when it mainly affects the cardiovascular system causing high-output heart failure with symptoms like dyspnea, and peripheral edema. There can also be dry beriberi, causing symptoms like wasting, and paralysis due to nerve damage. Dry beriberi usually presents with peripheral neuropathy, confusion, and nystagmus (involuntary eye movements).