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Haematology: key numbers

3 and 4 are key in in haematology:
1.34 cm3 of oxygen is carried by a gram of hemoglobin.
There's 3.4mg of iron in each gram of hemoglobin.
There's an average of 3.4 lobes per neutrophil.
There's 34mg bilirubin from each gram of hemoglobin.
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---Anonymous Contributor

Raynaud's disease: causes

BAD CT:
Blood disorders (eg polycythaemia)
Arterial (eg atherosclerosis, Buerger's)
Drugs (eg beta-blockers)
Connective tissue disorders (rheumatoid arthritis, SLE)
Traumatic (eg vibration injury)
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---Gajan Rajeswaran Final Year Medical Student, Imperial College School Of Medicine, London

Sickle cell disease complications

SICKLE:
Strokes/ Swelling of hands and feet/ Spleen problems
Infections/ Infarctions
Crises (painful, sequestration, aplastic)/ Cholelithiasis/ Chest syndrome/ Chronic hemolysis/ Cardiac problems
Kidney disease
Liver disease/ Lung problems
Erection (priapism)/ Eye problems (retinopathy)
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---Rinku Uberoi UNIBE

ADP: role in platelet aggregation

ADP = Aggregation from the Dense bodies of Platelets.
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---Lior Greenberg Technion Faculty of Medicine, Haifa, Israel

Anion gap metabolic acidosis: causes

A MUDPILE CAT:
Alcohol
Methanol
Uremia
Diabetic ketoacidosis
Paraldehyde
Iron/ Isoniazid
Lactic acidosis
Ethylene glycol
Carbamazepine
Aspirin
Toluene
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---Mohamed Azim MD Pediatric Surgeon, Alexandria University, Egypt

HbA2: concentration in normal blood

HbA2:
Concentration of HbA2 is 2% in normal adult blood.
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---Dr. Atif Farooq Khawaja Rawalpindi Medical College , Horizon Medical Institute. Pakistan

Metabolic acidosis: causes

USED CAR:
Ureteroenterostomy
Saline hydration
Endocrinopathies (hyperparathyroid, hyperthyroid, Addison's)
Diarrhea/ DKA/ Drugs
Carbonic anhydrase inhibitors
Ammonium chloride
Renal tubular acidosis
· Alternatively: USED CARP, to include Parenteral nutrition/ Pancreatic fistula.
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---J.J.H. and Vince Yamashiroya Good Samaritan Hospital and Not Specified

Macrocytic anemia: causes

ABCDEF:
Alcohol + liver disease
B12 deficiency
Compensatory reticulocytosis (blood loss and hemolysis)
Drug (cytotoxic and AZT)/ Dysplasia (marrow problems)
Endocrine (hypothyroidism)
Folate deficieny/ Fetus (pregnancy)
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---Anthony Chan

Non-gap acidosis: causes

HARD UP:
Hyperalimentation
Acetazolamide (carbonic anhydrase inhibitors)
RTA
Diarrhea
Ureterosigmoidostomy
Pancreatic fistula
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---James Reeves Emory University School of Medicine

Toxicity/ sepsis: signs

6 T's:
Tachycardia
Tachypnea
Tremors
Toxic look
Tiredness
Temperature (fever)
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---Malik Tariq Rahim King Edward Medical College, Lahore, Pakistan