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Medical Articles

Browse evidence-based medical articles, clinical case studies, and healthcare research on MedLearnHub.

11 articles

Radiology · 2 min

Sarcoidosis Chest X-Ray: Bilateral Hilar Lymphadenopathy & Perilymphatic Pulmonary Nodules

What are the classic chest X-ray findings in sarcoidosis? Bilateral hilar lymphadenopathy with perilymphatic pulmonary nodules is a classic imaging pattern of pulmonary sarcoidosis. This high-yield review explains the key chest X-ray findings, pulmonary involvement, non-caseating granulomas, Löfgren syndrome, and important exam pearls for MBBS, NEET PG, INICET, FMGE, USMLE, and PLAB preparation and clinical practice.

Dermatology · 3 min

Tinea Pedis (Athlete’s Foot): Symptoms, Types, Diagnosis & Treatment

What is tinea pedis (athlete’s foot)? Tinea pedis is a common dermatophyte fungal infection of the feet causing itching, scaling, fissures, and sometimes vesicles. This high-yield guide covers the clinical types, KOH test, diagnosis, differential diagnosis, treatment, and prevention of athlete’s foot, with important exam pearls for MBBS, NEET PG, INICET, FMGE, USMLE, PLAB and other medical examinations and vital for clinical practice as well.

Ophthalmology · 2 min

CMV Retinitis in HIV: Symptoms, Fundus Findings, Diagnosis & Treatment

CMV retinitis in HIV is a sight-threatening opportunistic infection causing painless progressive vision loss, especially in advanced AIDS. Learn the classic “pizza pie” or “cottage cheese and ketchup” fundus appearance, CD4 association, diagnosis, and treatment. This high-yield review is ideal for MBBS, NEET PG, INICET, FMGE, USMLE, PLAB and other medical exams preparation and clinical practice.

Community Medicine (PSM) · 3 min

Mantoux (Tuberculin Skin) Test: Procedure, Interpretation, Positive Test Criteria, Clinical Uses & Limitations

What is the Mantoux (Tuberculin Skin) Test? The Mantoux test is the standard tuberculosis (TB) screening test used to detect latent TB infection (LTBI) by injecting PPD intradermally and measuring induration after 48–72 hours. This high-yield guide explains the procedure, interpretation, positive test criteria, Type IV hypersensitivity, clinical uses, limitations, and exam pearls for MBBS, NEET PG, INICET, FMGE, USMLE, PLAB preparation and for clinical practice.

Obstetrics & Gynaecology · 3 min

Ectopic Pregnancy: Symptoms, Diagnosis, Ultrasound Findings, β-hCG & Management

What is ectopic pregnancy? Ectopic pregnancy is a potentially life-threatening condition in which a fertilized egg implants outside the uterus, most commonly in the fallopian tube. Learn the classic symptoms, risk factors, transvaginal ultrasound findings, β-hCG interpretation, diagnosis, and management in this high-yield review designed for MBBS, NEET PG, INICET, FMGE, USMLE, PLAB preparation and quite useful in clinical practice as well.

Anaesthesia · 2 min

What Is the Recommended Chest Compression Depth in Adult CPR? Current AHA Guidelines (BLS/ACLS)

What is the recommended chest compression depth in adult CPR according to current AHA guidelines? The American Heart Association (AHA) recommends chest compressions of at least 5 cm but not more than 6 cm, performed at a rate of 100–120 compressions per minute with full chest recoil. This concise review covers high-quality CPR, BLS/ACLS recommendations, and essential exam pearls for MBBS, NEET PG, INICET, FMGE, USMLE, ACLS/BLS certification exams and vital in emergency.

Surgery · 2 min

Chronic Venous Insufficiency (CVI): Most Common Cause of Venous Leg Ulcers

What is the most common cause of venous leg ulcers? Chronic venous insufficiency (CVI) due to venous valve incompetence is the leading cause, resulting in venous hypertension, ankle edema, skin hyperpigmentation, and ulcers around the medial malleolus. This high-yield review covers the pathophysiology, clinical features, differential diagnosis, and key exam pearls for MBBS, NEET PG, INICET, FMGE, USMLE aspirants which are useful in clinical practice for Doctors and consultants as well.

Orthopaedics · 2 min

Fracture of the Surgical Neck of the Humerus: Which Nerve Is Injured?

Which nerve is most commonly injured in a fracture of the surgical neck of the humerus? Learn why the axillary nerve is classically affected, along with its anatomy, clinical features, sensory loss, and high-yield fracture–nerve correlations. This concise review is ideal for MBBS, NEET PG, INICET, FMGE, USMLE and other medical exams preparation, with quick exam pearls and easy-to-remember concepts which are also beneficial in clinical practice.