Indian Paediatrics & Critical Care

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Clinical Examination & Practical Vivas

DNB OSCE Chapter & Subtopic Stations

Practice subtopic-wise clinical stations, one at a time, with a timed 4-minute timer & examiner checklist solutions.

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📖 Chapters & Subtopics
2 stations total

💉 ABG ANALYSIS 2 stations
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Pick a subtopic from the left, review the module card, then hit Start Module.

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Subtopic Name


0 Clinical Stations

🩺 OSCE Practice
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Station 1 of 2

1. ACID BASE NOMOGRAM

⏱️ STATION 1

STATION 5

Look at this acid-base nomogram and correctly label A to F.

Marks = 1*5 = 5

A.     ………………………..

B.     .………………………

C.     .………………………

D.    .………………………

E.     .………………………

F.      ………………………..

Station ID: OSCE-2 Chapter 1: Acid-Base & ABG Disorders ABG ANALYSIS
Explanation

ANSWER KEY STATION 5

ANSWER

A. Metabolic acidosis

B. Acute respiratory alkalosis

C. Chronic respiratory acidosis

D. Acute respiratory acidosis

E. Metabolic alkalosis

F. Chronic respiratory alkalosis

 

2. NORMAL

⏱️ STATION 2

STATION 6

A 10 year old child came with C/O difficulty in breathing, coughing, nausea, vomiting, for 1 month, CBC showed eosinophilia, he was evaluated by chest X-Ray, and then advised CT chest?

        

              

Marks è 0.5*5=2.5

Q 1)         Identify the pathological sign  in chest X-ray And CT chest?                        0.5*2=1

Q 2)         Clench the diagnosis and Write most common causative agent?                   0.5*2=1

Q 3)         Name the Most common organ involved by above agent other than lung?           0.5

Q 4)         Write definitive treatment of choice in above condition?                                         1

Q 5)         Write one precautionary measure during the definitive treatment of this condition? 0.5

Q 6)         Write any 2 contraindications of pharmacotherapy?                                     0.5*2=1

Station ID: OSCE-3 Chapter 1: Acid-Base & ABG Disorders ABG ANALYSIS
Explanation

ANSWER KEY STATION 6 A

Ans. 1)                Chest X-Ray P/A view à  large cavitary lesion in the left lower zone with internal air containing membranous structure capped by an air crescent—the ‘cumbo sign

A CT scan chest à cyst in left lower lobe of the lung containing a freely floating endocyst (the “water lily sign / Camelotte sign”)

Ans. 2)                Echinococcus granulosus – most common

Note :-  either any one below may give answer

1.     Echinococcus granulosus: infections cause cystic echinococcosis, also called hydatidosis.

2.     Echinococcus multilocularis: infections cause alveloar echinocccosis.

3.     Echinococcus vogeli: infections cause polycystic echinococcosis.

4.     Echinococcus oligarthrus: infections cause polycystic echinococcosis

 

Ans. 3)                Primarily infect LIVER – most common then bypass to Lungs.

Ans. 4)                Large cysts that are superficial and likely to rupture, infected cysts, cysts in vital anatomical locations, and cysts exerting substantial mass effect è SURGICAL INTERVENTION required è

·       enucleation,

·       pericystectomy,

·       cystostomy with capitonnage,

·       open aspiration, and lung resection. (lobectomy)

Ans. 5)                Prevent intraoperative spillage by placing gauze soaked with a hypertonic saline solution (20%) or povidone-iodine solution

Ans. 6)                Contraindication of pharmacotherapy è

Large cysts that are at risk of rupture

Inactive or calcified cysts

Bone marrow depression

Pregnancy, specifically the first trimester of pregnancy.

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