Aa
black lines on nails
hi..
i have black line in almost all my finger nails, though i never had any injury on my nals
i have black line in almost all my finger nails, though i never had any injury on my nals
This is known as splinter haemorrhages which are small area of bleeding under the nails. If splinter haemorrhages occurs on more than one nail the chances of having an underlying disorder or disease is more likely. A very indepth list of causes below from "A text atlas of nail disorders" third edition, along with a few additional causes from fpnotebook and gpnotebook.
Reasons for splinter haemorrhages include:
Amyloidosis
Antiphospholipid syndrome
Arterial emboli
Arthritis (notably rheumatoid arthritis and rheumatic fever)
Behçet's syndrome
Blood dyscrasias (severe anaemia, high-altitude purpura)
Buerger's disease
Cirrhosis
Collagen vascular disease
Cryoglobulinaemia (with purpura)
Darier's disease
Dermatomyositis
Drug reactions (especially tetracyclines)
Eczema
Haemochromatosis
Haemodialysis and peritoneal dialysis
Haematological malignancy
Heart disease (notably uncomplicated mitral stenosis and subacute bacterial
endocarditis)
High-altitude living
Histiocytosis X
Hypertension
Hypoparathyroidism
Idiopathic (probably traumatic) - up to 20% of normal population
Indwelling brachial artery cannula
Malignant neoplasia
Occupational hazards
Onychomatricoma
Onychomycosis
Oral contraceptives
Palmoplantar keratoderma
Peptic ulcer
Pityriasis rubra pilaris
Polyarteritis nodosa
Psoriasis
Pregnancy
Pterygium
Pulmonary disease
Radial artery puncture
Raynaud's phenomenon
Renal disease
Sarcoidosis
Scurvy
Septicaemia
Severe illness
Systemic lupus erythematosus (SLE)
Scleroderma
Thyrotoxicosis
Minor and repeated trauma
Trichinosis
Vasculitis
Reasons for splinter haemorrhages include:
Amyloidosis
Antiphospholipid syndrome
Arterial emboli
Arthritis (notably rheumatoid arthritis and rheumatic fever)
Behçet's syndrome
Blood dyscrasias (severe anaemia, high-altitude purpura)
Buerger's disease
Cirrhosis
Collagen vascular disease
Cryoglobulinaemia (with purpura)
Darier's disease
Dermatomyositis
Drug reactions (especially tetracyclines)
Eczema
Haemochromatosis
Haemodialysis and peritoneal dialysis
Haematological malignancy
Heart disease (notably uncomplicated mitral stenosis and subacute bacterial
endocarditis)
High-altitude living
Histiocytosis X
Hypertension
Hypoparathyroidism
Idiopathic (probably traumatic) - up to 20% of normal population
Indwelling brachial artery cannula
Malignant neoplasia
Occupational hazards
Onychomatricoma
Onychomycosis
Oral contraceptives
Palmoplantar keratoderma
Peptic ulcer
Pityriasis rubra pilaris
Polyarteritis nodosa
Psoriasis
Pregnancy
Pterygium
Pulmonary disease
Radial artery puncture
Raynaud's phenomenon
Renal disease
Sarcoidosis
Scurvy
Septicaemia
Severe illness
Systemic lupus erythematosus (SLE)
Scleroderma
Thyrotoxicosis
Minor and repeated trauma
Trichinosis
Vasculitis
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