L2W3 CP & Dx TB Flashcards
1
Q
Causative organism tb?(typical/atypical)
A
Typical:
-Mycobacterium TB (human type), Bovis & Africanum
Atypical:
-Pulmonary/lymph node(occasion)
-in pre-existing lung dis/suppress immune
2
Q
TB bacilli char?
A
Xmotile, xform spore,xcapsule, acid fast & alcohol
Susceptible to:
- Direct sunlight(lethal)
- Heat(1 min boil)
- Phenol 4% & alcohol 70%
- UV radiatiom
3
Q
Type tb? (2)
A
1ry TB(child) 2ry/reinf/postprimary(adult)
4
Q
Component 1ry TB? (3)
A
- Ghon’s focus(TB granuloma)
- Lymphangitis
- TB lymphadenitis
5
Q
Fate 1ry complex?(5)
A
- Heal wo cp(90%)
- Spread(10%)
- TB bronchopneumonia
- Miliary TB
- TB bronchitis
6
Q
Symptom 1ry TB? (4)
A
- Asymp(major)
- Failure thrive, anorexia, fever
- Cough
- Expectoration(rare)
7
Q
Sign 1ry?(5)
A
- Debilitation(severe)
- Crepitations
- Wheeze
- D’espine sign
- Sign segmental, lobar consolidation/ collapse
8
Q
SS miliary TB?(6)
A
- Severe toxemia w dyspnea & cough
- Headache & rigidity
- Hepatosplenomegally
- Tachycardia
- Choroidal tubercules
- Few fine crepitations
9
Q
Symptom post 1ry TB?(11)
A
- Asymp
- Tired & malaise
- Loss weight, appetite, night fever/sweat
- Cold
- Amenorhea
- Xsymp chest
- Persistent cough
- Expectoration(mucoid, purulent, bl stained)
- Hemoptysis
- Chest pain
- Wheeze & dyspnea
10
Q
Sign pulmonary TB?(GE, chest exam, other sys)
A
- Xsign
- GE
- Pallor & cachexia
- Fever, inc HR & RR
- Clubbing(xcommon) - CE
- Xsign
- crepitation
- cavitation/fibrosis
- local/general wheezes
- consolidation, collapse/fibrosis - Other body system
11
Q
Complication pul TB? (6)
A
- Bronchiectasis
- Aspergilloma (mycetoma)
- Massive hemoptysis
- Scar carcinoma
- ARDS(fulminant)
- Other organ
12
Q
Haematogenous spread TB? (Intra/extrathoracic)
A
1. Intrathoracic lesion Pulmonary: -multiple TB cavity -miliary TB -TBma -Pleura, pericardium -lymph gland(hilar adenopathy) 2. Extrathoracic lesion -meninges(meningitis) -cns(tbma) -spine(Pott’s dis) -lymph node(tb lymphitis) -urogenital(urogenital tb) -serous membrane -joint(tb joint)
13
Q
Ddx(4)
A
- Bronchial carcinoma
- Pneumonia
- Other coz hemoptysis
- Other coz prolonged fever/cough
14
Q
Prognosis TB?
A
Proper management & compliance(high cure rate)
15
Q
Extra pul TB? (9)
A
- Pleural
- LN
- Abd
- Pericarditis
- Bone & joint
- Genitourinary tract
- CNS
- Cutaneous
- Ocular