Occupational Health

Occupational Health Indian Medical PG Question 1: Which of the following does not include Specific protection under primary prevention?

• A. Health education (Correct Answer)
• B. Tab Rifampicin to those in contact with meningitis
• C. Wheat flour fortified with added iron
• D. Pentavalent vaccination

Occupational Health Explanation: ***Health education*** - **Health education** is a component of **health promotion**, which falls under the broader category of primary prevention. - While it aims to prevent disease, it focuses on general well-being and lifestyle changes rather than specific disease protection measures. *Tab Rifampicin to those in contact with meningitis* - This is an example of **chemoprophylaxis**, a form of **specific protection**. - It involves administering medication to prevent a specific infectious disease in individuals exposed to it. *Wheat flour fortified with added iron* - This represents **nutritional interventions** aimed at preventing specific deficiencies, thus falling under **specific protection**. - **Food fortification** provides micronutrients to prevent deficiencies like **iron-deficiency anemia**. *Pentavalent vaccination* - **Vaccination** is a classic example of **specific protection** as it targets specific infectious agents to prevent disease. - The **pentavalent vaccine** protects against five specific diseases: **diphtheria, tetanus, pertussis, Haemophilus influenzae type b, and hepatitis B**.

Occupational Health Indian Medical PG Question 2: Consider the following: 1. Health Education 2. Treatment of hypertension 3. Screening for cervical cancer 4. Changing lifestyles to prevent stress Which are the examples of primordial prevention?

• A. 1 and 4 (Correct Answer)
• B. 2 and 3
• C. 1 and 3
• D. 2 and 4

Occupational Health Explanation: ***1 and 4*** - **Primordial prevention** aims to prevent the development of risk factors themselves, targeting societal and environmental determinants of health before risk factors even emerge. - **Health education** when directed at populations promotes healthy habits and attitudes from a young age (e.g., healthy diet, physical activity, avoiding tobacco), preventing the establishment of risk factors in the first place. - **Changing lifestyles to prevent stress** addresses root causes of potential future health issues by preventing the emergence of stress-related risk factors, clearly aligning with primordial prevention. *2 and 3* - **Treatment of hypertension** is an example of **tertiary prevention**, as it aims to prevent complications (like stroke or heart disease) in individuals who already have an established disease (hypertension). - **Screening for cervical cancer** is **secondary prevention**, as it involves early detection of an existing disease or pre-disease state (CIN) to prevent its progression. - Both are not examples of primordial prevention. *1 and 3* - While **health education** can be a component of primordial prevention when preventing risk factor emergence, **screening for cervical cancer** is an example of **secondary prevention**, focusing on early detection. - This option incorrectly groups a primordial prevention strategy with a secondary prevention strategy. *2 and 4* - **Treatment of hypertension** is a form of **tertiary prevention**, addressing an established disease to prevent complications. - While **changing lifestyles to prevent stress** is a primordial prevention strategy, the inclusion of treatment for hypertension (which is tertiary prevention) makes this option incorrect.

Occupational Health Indian Medical PG Question 3: A factory worker develops hearing loss. Most likely affected frequency range (Hz)?

• A. 3000-6000 Hz (Correct Answer)
• B. 8000-10000 Hz
• C. 500-1000 Hz
• D. 1000-2000 Hz

Occupational Health Explanation: ***3000-6000*** - **Noise-induced hearing loss (NIHL)**, common in factory workers, typically affects the **higher frequencies** first, particularly the 3000-6000 Hz range. - This specific range includes a characteristic "notch" at **4000 Hz** often seen in audiograms of individuals with NIHL. *8000-10000* - While high frequencies can be affected, the **initial and most pronounced damage** in NIHL often occurs at slightly lower frequencies (3000-6000 Hz). - Hearing loss at over **8000 Hz** is usually associated with presbycusis (age-related hearing loss) or ototoxic medications rather than primarily NIHL. *500-1000* - Hearing loss in the **lower frequencies** (500-1000 Hz) is less common for early manifestations of noise-induced hearing loss. - Loss in this range is more indicative of **conductive hearing loss** or other types of sensorineural hearing loss, but not typically NIHL. *1000-2000* - While important for speech comprehension, this range is generally affected **later** in the progression of noise-induced hearing loss. - Initial pure tone audiogram changes due to NIHL are rarely seen initially at these frequencies, with the **4000 Hz notch** being a hallmark.

Occupational Health Indian Medical PG Question 4: Sickness absenteeism is a useful index to assess:

• A. Working environment
• B. State of health of workers (Correct Answer)
• C. Sincerity of the workers
• D. Workers-management relationship

Occupational Health Explanation: ***State of health of workers*** - **Sickness absenteeism** directly reflects the frequency and severity of illnesses experienced by employees. - A high rate of absenteeism due to illness indicates a potential decline in the **overall health status of the workforce**. *Working environment* - While a poor working environment can contribute to health issues and absenteeism, sickness absenteeism itself is not a direct measure of the **working environment's quality**. - Other indices like **accident rates** or **employee satisfaction surveys** are more direct measures of the working environment. *Sincerity of the workers* - Sickness absenteeism is a measure related to health and cannot reliably assess the **sincerity or commitment level** of workers. - Evaluating sincerity would require other metrics, such as **productivity**, adherence to deadlines, or peer reviews. *Workers-management relationship* - While a poor relationship might lead to some absenteeism, sickness absenteeism is primarily focused on health-related absences, not a direct indicator of the **quality of the relationship between workers and management**. - Worker **turnover rates** or **grievance filings** would be better indicators of this relationship.

Occupational Health Indian Medical PG Question 5: Consider the following statements regarding needle stick injuries: 1. Injured part should be washed under running water 2. Dominant index finger is the commonest site for needle stick injury 3. All needle stick injuries should be reported 4. Hepatitis/HIV testing should be done after needle stick injury Which of the statements given above are correct?

• A. 1, 2 and 3
• B. 1, 3 and 4 (Correct Answer)
• C. 1, 2 and 4
• D. 2, 3 and 4

Occupational Health Explanation: ***1, 3 and 4*** - All **needle stick injuries** expose healthcare workers to potential bloodborne pathogens, making immediate action, reporting, and testing crucial for **risk assessment** and **post-exposure prophylaxis**. - **Washing the injured part** helps reduce pathogen load, reporting ensures proper investigation and documentation, and testing helps monitor for infection and guide treatment. *1, 2 and 3* - While statements 1 and 3 are correct, statement 2, claiming the **dominant index finger** is the commonest site, is generally incorrect; the **non-dominant hand** is often at higher risk during procedures. - Furthermore, statement 4 regarding **Hepatitis/HIV testing** is a critical component of post-exposure management that is omitted from this option. *1, 2 and 4* - Statements 1 and 4 are correct, but as noted, statement 2 about the **dominant index finger** being the commonest site is typically false, with **non-dominant hand** injuries being more frequent. - This option also incorrectly omits the essential step of **reporting all needle stick injuries**, which is vital for surveillance and appropriate follow-up. *2, 3 and 4* - This option incorrectly includes the statement that the **dominant index finger** is the commonest site for needle stick injury. - It also fails to include the crucial first step of immediately **washing the injured part** under running water, which is fundamental to initial management.

Occupational Health Flashcard 1 of 5

Question: Chronic OP poisoning is usually seen in _____

Answer: agricultural workers (occupation)

Occupational Health Flashcard 2 of 5

Question: Anemia. hypertension, nephritis, peptic ulcer are undesirable conditions for pre-placement examination for a person working with _____

Answer: lead

Occupational Health Flashcard 3 of 5

Question: Post-placement medical examination in radiation industry workers is done at a frequency of once in _____ months or _____ times a year.

Answer: 2; 6

Occupational Health Flashcard 4 of 5

Question: According to Employees State Insurance Act, 1948, extended sickness benefit is given at _____% of daily wage for a duration of 2 years for 34 specified diseases

Answer: 80

Occupational Health Flashcard 5 of 5

Question: _____ lung is a hypersensitivity pneumonitis caused due to exposure to mouldy hay, which contains thermophilic actinomycetes.

Answer: Farmer s