http://www.nlm.nih.gov/medlineplus/ency/article/003073.htm
6 r; V: H9 ^; U- g1 m d* B% WCoughing up bloodEmail this page to a friendShare on facebookShare on twitterBookmark & SharePrinter-friendly version) _4 E8 _3 o2 l( J" G0 I
Coughing up blood is the spitting up of blood or bloody mucus from the lungs and throat (respiratory tract).
; S [8 f' b0 K: A) h4 k b) H# [+ u2 I! Y3 t5 ^
Hemoptysis is the medical term for coughing up blood from the respiratory tract.. y+ ]) \" ^! W' @7 q
1 s: L' y' X% V3 WConsiderations v- r# r, W* C' h
1 Q; X! C4 w* W3 O/ ~Coughing up blood is not the same as bleeding from the mouth, throat, or gastrointestinal tract.9 F T7 T1 \7 b) s3 \. g6 L
" V% g$ E1 _& kBlood 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.
9 d( m( i+ A+ y3 d9 f7 {3 w" H( Z
Causes! U: K$ _' E+ U/ g5 \% k
b, @+ b* M) _* C% ~: B
A number of conditions, diseases, and medical tests may make you cough up blood, including:/ U% k1 w9 D1 }% j1 n- g
! Y0 ?4 S! l6 D: z
Blood clot in the lung
; R5 r" B. h. ]2 v5 sBreathing blood into the lungs (pulmonary aspiration)3 z& k- M# I2 {
Bronchoscopy with biopsy
0 ]' K& G: L% }; VBronchiectasis; a1 n8 p$ K: L3 T9 s1 H/ P
Bronchitis, z0 p" g5 t+ K6 t
Cancer
2 W7 I2 t6 k! [- RCystic fibrosis& Y3 f2 w' a6 y9 k
Inflammation of the blood vessels in the lung (vasculitis)( x" c1 [0 ]2 z' N5 p
Injury to the arteries of the lungs
. g( H; {3 [1 U6 ^: m$ I, JIrritation of the throat from violent coughing (small amounts of blood)
! d& ]: F1 q% d4 @ \ C# SPneumonia or other lung infections4 @- }0 r- n2 x3 ]
Pulmonary edema
# v/ S8 v" @2 @: JSystemic lupus erythematosus8 k8 |7 Y L8 Y) n4 C
Tuberculosis
8 o* H2 t; ]' a' _$ d. i6 tHome Care
. P2 u# l# h7 h4 a" {6 G
6 K+ ~ j+ h* B3 mCough 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.
: \& R1 M1 _' V+ O3 U) T) V6 ^9 W9 r* K+ h" T5 o% G1 g+ T( @) v) K
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. N/ C2 M& e4 N y
( O: v% x7 d' s8 B6 n& C& ^$ xWhen to Contact a Medical Professional
8 M7 ?; g( K; m( T4 Y! C/ i, P0 N
; `& S* L- }" l/ S, H" i1 N" j. l% YGet medical help right away if you cough up blood and have:
: h7 |' U ?. r' Y0 n+ c4 K# m/ D& _3 d6 e6 o
A cough that produces more than a few teaspoons of blood
' ?% U5 i% ?/ ~- D# T# wBlood in your urine or stools+ K `& e) H0 b5 [2 G4 c+ h5 Z
Chest pain
' g5 O/ ^) ?% |8 G0 sDizziness
# l) e' `4 W+ F6 B7 t$ zFever
& g8 u; ~4 ?3 q; oLight-headedness
$ C/ e" Z+ v+ J5 K& MSevere shortness of breath
: g6 D; ?& ?( \0 p$ O# ZWhat to Expect at Your Office Visit
1 J1 T( p& t- J7 u# y& h7 G% \1 `: u
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:7 Y d8 G# ]5 i+ \& J
8 y- c2 i, }) EType
. I3 o% p2 r' w. R: VAre you coughing up large amounts of blood (massive hemoptysis)?
) q$ @! a ]. q! }' c' s7 FCan you see blood when you cough up something?
5 ?" a+ w1 _* f: H% Z, zHow many times have you coughed up blood?; h. k# a% x. Y5 t1 A; U4 Z3 u
Is there blood-streaked mucus (phlegm)?' D6 i$ T9 O' H
Time pattern2 P: V: @; u& ^4 V4 z# z% R7 w
Did it begin suddenly?
1 G) u: D+ j! |- }- Y, \, pHas it increased recently?+ V; Q& S) b0 Y8 j
For how many weeks has the cough lasted?" B) q% F$ O# W! o* T
Is the cough worse at night?9 Q2 A, V: o( [7 Q+ c+ u" S
What other symptoms do you have?
$ _+ T6 O( `/ z4 w7 ]The doctor will do a complete physical exam and check your chest and lungs. Tests that may be done include:
- I" @- F* `3 O
g; l7 ^8 n( p; X: W9 h+ R* HBronchoscopy, a test to view the airways
* ?5 w/ t/ R" V- G# |% QChest CT scan
# t. Q: k0 X1 _- k( RChest x-ray
% z( R, Y. D) ^5 S, tComplete blood count% [; x. y. K7 c8 S, E
Lung biopsy* {/ i m- X' A" }) m0 `
Lung scan
3 p q1 s. e1 `+ ?9 Y7 v- x. wPulmonary arteriography" u3 a S+ Q- I- O+ F+ X: Y
Sputum culture and smear' w. x% y& }. V0 q2 _5 c% P
Test to see if the blood clots normally, such as PT or PTT |