Occupational diseases caused by the exposure of the chemical factors

A patient C., 34 y. o., complains of laboured breathing. The mucous membrane of the nasopharynx is dry, tongue is white covered, the abdomen is inflated, at palpation some resistance in the epigastrium is defined, dry rhonchi at auscultation are revealed. Blood analysis: leukocytosis, increased ESR. He worked near aggregate of the enrichment by ammonium hydroxide, used an oxygen breathing apparatus irregularly. It is possible to suspect in this case:

A patient C., 38 y. o., a horse breeder at the farm is delivered to CDH with the complaints of a sharp weakness, headache, nausea, vomiting, abdominal pain. It was fixed that 2 hrs before he was engaged in weeding of the field processed by methylmercaptophos. Objective: narrowing of the pupils, hyperhydrosis of the skin, miosis, bronchorrhea, bradycardia, fibrillation of some muscles. Preliminary diagnosis:

A patient H. works at the chemical industry on production of a phosphoric acid, complains of ostealgia. What bones suffer most of all at chronic intoxication by phosphorus?

A worker of the farm H. has applied for medical help because of an acute poisoning by POC after processing sowings on the field. What term should the cases of acute professional poisonings be investigated at?

Identify the physical occupational hazards to which the welder is exposed:

We have an interventional cardiologist for his periodical medical examination. He is exposed to ionizing radiation (X-ray radiation). Which investigations should be performed in the medical examination?

George is a 30 year-old butcher. He works in a refrigerating room, cutting the meat. The room’s temperature is in between 0-4⁰C. The illuminating conditions are appropriate (650- 700 lx). He works for 8 hours per day in a standing position, performing repetitive movements. He takes breaks: 10 minutes every 2 hours and a lunch break of 30 minutes. He works with special cutting knives and as individual protective equipment, he wears special warm clothes and shoes and a special metal glove. He has been working here for 7 years. He complains of pain in the lumbar region and dysuria. Do you think that his complains are related to the workplace and the professional activity?

Jack is a 25 year-old construction worker. Nowadays, he works at the construction of the European highway E101. He works from 7 a.m. to 5 p.m. but most of the days, including the week-end, he works up to 7 p.m. He started working here 3 months ago (i.e. in May). His professional activity consists of drilling, spreading the materials, supervising the mechanized activities, supervising the traffic on the road. What kind of protective equipment should Jack wear under these circumstances and what other protective measurements should be applied in his case?

A 39-year-old man, a battery attendant, suddenly developed weakness, loss of appetite, nonlocalized colicky abdominal pains, and nausea. Objectively his skin is gray; there is pink-gray stripe on his gums; the stomach is soft and sharply painful. Blood test detected erythrocytes with basophilic stippling and anemia. The patient has a history of peptic ulcer disease of the stomach. There is tendency to constipation. What is the most likely provisional diagnosis?

 During the periodic medical examination an assembly fitter (works on soldering details) didn’t report any health problems. Closer examination revealed signs of asthenic-vegetative syndrome. Blood included red blood cells with basophilic aggregations and a somewhat higher number of reticulocytes, urine had a high concentration of delta-aminolevulinic acid. The complex of symptoms indicates the initial stage of chronic intoxication with:

A man works in casting of nonferrous metals and alloys for 12 years. In the air of working area there was registered high content of heavy metals, carbon monoxide, and nitrogen. During periodic health examination the patient presents with asthenovegetative syndrome, sharp pains in the stomach, constipations, pain in the hepatic area. In urine: aminolevulinic acid and coproporphyrin are detected. In blood: reticulocytosis, low hemoglobin level. Such intoxication is caused by:

During assessment of work conditions at the factory manufacturing mercury thermometers, the content of mercury vapors in the air of the working area is revealed to exceed the maximum concentration limit. Specify the main pathway of human body exposure to mercury:

A 28-year-old man complains of skin rash and itching on the both of his hands. The condition persists for 1,5 years. The exacerbation of his condition he ascribes to the occupational contact with formaldehyde resins. Objectively: lesion foci are symmetrically localized on both hands. Against the background of erythema with blurred margins there are papulae, vesicles, erosions, crusts, and scales. What is the most likely pathology?

Survey radiograph of a 52-year-old worker of an agglomeration plant (28-year-long record of service, the concentration of metal dust is 22-37 mg/m3) shows mildly pronounced interstitial fibrosis with diffused contrasting well-defined small nodular shadows. The patient has no complaints. Pulmonary function is not compromised. What is the provisional diagnosis?

A 37-year-old man working as a typesetter in a print shop complains of rapid fatigability, paroxysmal attacks of stomachache, weak drooping hands. Examination of neurological status revealed hypotrophy of the forearm muscles. Carporadial reflexes are sharply weakened. Sensitivity is not disturbed. Gums present with dark blue border. What neurological pathology is it?

You see a 60-year-old carpenter who has worked with asbestos in the

past. He has had an X-ray that has been reported as showing pleural

plaques. Which of the following is incorrect?

A student nurse comes to an NHS clinic after a needle-stick injury. She

has not been vaccinated against hepatitis B. She is very worried about

her risk of contracting a blood-borne virus. Her approximate risk is…

Mr Smith has well-controlled epilepsy. He has not had a seizure in 12 years.

He has not told his employers about his condition. Which of the following

statements is true?

Which of the following diseases is associated with coal mining?

You undertake screening in a bakery in which a case of occupational

asthma has been diagnosed. You see a gentleman who has a wheeze that

only occurs at work. Which of the following statements is true?

Which of the following occupational diseases is paired with its at-risk

occupation?

Shift work is thought to be associated with which pathology?

You discover that an employee has suffered from noise-induced hearing

loss. Which of the following statements is true?

The following are the most important factors that must be taken into

account when assessing peak flow:

Which employment is not correctly paired with the disease associated

with it?

During the periodic medical examination an assembly fitter

(works on soldering details) didn’t report any health problems. Closer examination

revealed signs of asthenic vegetative syndrome. Blood included red blood cells

with basophilic aggregations and a somewhat higher number of reticulocytes,

urine had a high concentration of delta-aminolevulinic acid. The complex of

symptoms indicates the initial stage of chronic intoxication with:

A 37-year-old man working as a typesetter in a print shop

complains of rapid fatigability, paroxysmal attacks of stomachache, weak

drooping hands. Examination of neurological status revealed hypotrophy of the

forearm muscles. Carporadial reflexes are sharply weakened. Sensitivity is not

disturbed. Gums present with dark blue border. What neurological pathology is

it?

During health assessment of car drivers and police officers on

point duty, the physicians detected carboxyhemoglobinin the blood of the

patients, weakened reflex responses, disturbed activity of a number of enzymes.

Revealed professional health disorders are most likely to be associated with the

effect of:

A man works in casting of nonferrous metals and alloys for 12

years. In the air of working area there was registered high content of heavy

metals, carbon monoxide, and nitrogen. During periodic health examination the

patient presents with asthenovegetative syndrome, sharp pains in the stomach,

constipations, pain in the hepatic area. In urine: aminolevulinic acid and

coproporphyrin are detected. In blood: reticulocytosis, low hemoglobin level.

Such intoxication is caused by:

A patient, 35 years old, an agriculturer, complains of a sharp sensation

in the eyes, lacrimation, dryness and burning sensation in the nose at

cleaning, hoarseness of the voice, sensation of compression and stethalgia,

dry cough; nasal bleeding, headache. It’s nessasary to prescribe for

the treatment: