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Key Clinical & Exam Points
- ▪Roots lie between Scalenus Anterior and Medius muscles.
- ▪Upper Trunk (C5-C6) injury = Erb's Palsy (Policeman/Waiter's Tip Hand deformity).
- ▪Lower Trunk (C8-T1) injury = Klumpke's Palsy (True Claw Hand deformity + Horner Syndrome).
- ▪Musculocutaneous, Axillary, Radial, Median, and Ulnar nerves originate from cords.
NEET PG Trap: In Erb's palsy, biceps reflex is LOST, but sensation over lateral forearm is preserved because C7 is unaffected.
How Medarro Works
Effortless learning in 3 simple steps for clinical mastery.
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MBBS (1st to Final Prof), NEET PG, BDS, NEET UG, or BHMS. Medarro automatically tailors answer depth, terminology, and exam rigor to your curriculum.
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Concise line-1 direct answers, textbook citations, high-yield summary boxes, exam traps, and clinical dissection diagrams.
4 Powerful Tools in One Unified App
Switch between interactive tabs below to experience how Medarro simplifies your medical studies.
4 Intelligent Modes
One question, four ways to learn. Switch mode depending on whether you are cramming 1 hour before rounds or writing long prof answers.
Tetralogy of Fallot (TOF) is the most common cyanotic congenital heart disease beyond infancy, characterized by anterosuperior displacement of the infundibular septum.
The 4 Classic Components (PROVe):
1. Pulmonary infundibular stenosis (determines severity & cyanosis)
2. Right ventricular hypertrophy (boot-shaped heart on CXR)
3. Overriding of aorta (>50% over VSD)
4. Ventricular septal defect (large, non-restrictive subaortic)
Every Answer is Grounded in Standard Medical Textbooks
Every response is formulated directly from standard reference textbooks including Gray\'s, Guyton, Robbins, and KD Tripathi.
Gray's Anatomy
Standring · Anatomy
Guyton & Hall
Hall · Physiology
Robbins Pathology
Kumar & Abbas · Pathology
KD Tripathi
Tripathi · Pharmacology
Harrison's Medicine
Kasper et al. · Medicine
BD Chaurasia
Garg & Mittal · Regional Anatomy
Shanbhag Pharma
Shanbhag · Pharmacology
Harsh Mohan
Mohan · Pathology
Built for Serious Medical Excellence
An intelligence engine designed specifically for the Indian medical curriculum.
16-Category Dynamic AI Engine
Whether Concept, Mechanism, Classification, or Surgical Anatomy — each query receives a tailored pedagogical framework.
Personal Vault (Your Notes)
Upload coaching slides and clinical handbooks. Medarro answers directly from your personalized notes with exact page citations.
Diagnostic MCQ Practice
Subject-wise authentic clinical question bank with instant rationale, high-yield takeaways, and exam trap alerts.
100+ Diagram Dissection Atlas
Anatomy dissections, histology slides, ECG complexes, and metabolic pathways embedded with every relevant query.
AI Study Schedule & Smart Revision
Personalized daily study roadmap and spaced repetition tracking aligned with your target exam date.
Offline PWA & Android Sync
Install with 1-click on your Android phone. Fast local caching and instant mobile widget support.
Visual Learning Grounded in Dissections
Medarro pairs high-yield textbook explanations with clinical illustrations, dissections, and histology plates.

Circle of Willis & Arterial Supply
High-Yield Exam Pearl
ACom is the most common site for Berry aneurysms (35-40%). Rupture leads to Subarachnoid Hemorrhage.
Clinical Localization
PCom aneurysm compresses CN III (Oculomotor), presenting as ptosis + dilated pupil.
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Loved by Medical Students Across India
From AIIMS, KMC, MAMC, AFMC Pune and state medical colleges.
"Medarro has become my daily study companion for Pharmacology mechanisms and Robbins Pathology. Rapid recall mode makes revision effortless."
Dr. Rahul Sharma
MBBS 2nd Prof
"The exam traps feature boosted my PYQ accuracy significantly. Pure high-yield clinical pearls with zero fluff."
Ananya Patel
NEET PG Aspirant (Rank 412)
"Uploading clinical notes to Personal Vault allows me to do a quick 2-minute high-yield revision right before ward rounds."
Dr. Farhan Ali
MBBS Final Year
