http://www.nlm.nih.gov/medlineplus/ency/article/003073.htm; [* y {$ e7 z: Y ]" }
Coughing up bloodEmail this page to a friendShare on facebookShare on twitterBookmark & SharePrinter-friendly version9 c, K9 q1 M, }& p7 g7 P8 U) y
Coughing up blood is the spitting up of blood or bloody mucus from the lungs and throat (respiratory tract).. y0 v) [! I+ M1 `
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Hemoptysis is the medical term for coughing up blood from the respiratory tract.& u9 P% q( @3 D& N; j( I# O
4 m6 d$ m. g3 O* w: ?Considerations8 Y# x% i6 Q; k; K
* y* _- n) m0 G. q( S6 hCoughing up blood is not the same as bleeding from the mouth, throat, or gastrointestinal tract.* {5 U0 r% `3 [$ N( x3 m/ h
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Blood that comes up with a cough often looks bubbly because it is mixed with air and mucus. It is usually bright red, although it may be rust-colored. Sometimes the mucus may only contain streaks of blood. r2 P+ R8 b! _( ` i: _$ ^# I
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Causes
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+ }* i& f' P) f! D) S! EA number of conditions, diseases, and medical tests may make you cough up blood, including:
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/ O4 J1 F4 i2 JBlood clot in the lung
* b) b& Q0 f, E, @* B- A0 bBreathing blood into the lungs (pulmonary aspiration)
9 K( I( }3 B; WBronchoscopy with biopsy
+ E2 s, b" ^2 A- x+ Q, D9 OBronchiectasis M6 i4 B3 K0 F# W+ n
Bronchitis$ C) m9 H% c+ Z0 k
Cancer
$ ^! { ~8 q$ g. UCystic fibrosis1 ~* `7 H3 `, y/ O( w
Inflammation of the blood vessels in the lung (vasculitis). f$ @6 x$ ^' n9 }
Injury to the arteries of the lungs- \6 d$ D- A3 Q
Irritation of the throat from violent coughing (small amounts of blood)
! J, g) y# b, g) X. _+ {, ePneumonia or other lung infections
) {2 `/ q7 D6 a1 O* k) B5 G; EPulmonary edema
: p S7 ?* i, \ a4 r$ zSystemic lupus erythematosus- R5 ^1 b6 E/ d: K
Tuberculosis
/ A) i+ x( @; |% d; VHome Care
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, T# J `! Z3 \. ZCough suppressants may help if this condition is due to throat irritation from violent coughing. However, cough suppressants may lead to airway blockages in some cases. Always check with your doctor before using them.
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It is very important to note how long you cough up blood, and how much blood is mixed with the mucus. Contact your doctor any time you cough up blood, even if you do not have any other symptoms.
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When to Contact a Medical Professional
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/ I+ H4 t7 H, g* D6 l$ xGet medical help right away if you cough up blood and have:) _0 n" a- F' r5 N) T
- x0 L$ \, h# d7 MA cough that produces more than a few teaspoons of blood; n: ?" v6 s& V) \6 X
Blood in your urine or stools
* n# G0 h0 v! A- n$ uChest pain& w9 W7 i# U% d, v) B6 c
Dizziness. O* _1 r q- ]6 @ O h; B. Y
Fever
/ {+ B$ u0 H! wLight-headedness5 Z# {" r, v( |8 D
Severe shortness of breath. n, ^6 A& a: q! h
What to Expect at Your Office Visit
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In an emergency case, your doctor will give you treatments to control your condition. The doctor will then ask you questions about your cough, such as:; L/ ^& X% t& J; {4 J
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Are you coughing up large amounts of blood (massive hemoptysis)?4 m( H& r% y+ N" U
Can you see blood when you cough up something?
& l3 X$ @/ V! GHow many times have you coughed up blood?& D: S, t# O7 Q9 w1 P
Is there blood-streaked mucus (phlegm)?
& m4 n6 G) m eTime pattern
, m, H) @9 Z: l7 L, D+ rDid it begin suddenly?
. B: T8 o1 h& ZHas it increased recently?
+ Q) Z( ]8 ^+ `! L+ s) I1 x" LFor how many weeks has the cough lasted?( D& U/ k" f6 [: z! Y c" K4 ?" m
Is the cough worse at night?
2 {: g+ G9 n1 Y% R3 o2 QWhat other symptoms do you have?
8 }' P4 k5 l: L" Z9 {* r+ oThe doctor will do a complete physical exam and check your chest and lungs. Tests that may be done include:
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8 p1 D" u# s$ C' H$ }: H/ F) |& W6 kBronchoscopy, a test to view the airways
, }; I% N; V# P: `Chest CT scan/ Q" V2 S% B- x# F2 k
Chest x-ray
5 \: R+ d* k/ R dComplete blood count) X) m! P$ c% X7 t0 Q
Lung biopsy
; e$ f0 N( P. ]7 ?, aLung scan. T! j9 J# I& {1 }+ ?
Pulmonary arteriography
5 l# \* d2 W1 e$ K, fSputum culture and smear
5 b3 f. e3 v/ E; u' V+ kTest to see if the blood clots normally, such as PT or PTT |