33 results
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Some sort of end ... Stress Test, - McMurray ... Stress Test or + McMurray ... PosteriorCruciateLigament #PCL #Injury ... #MSK #Sports #pathophysiology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... It is caused by ... diagnosis #clinical #radiology ... #ChestCT #pathophysiology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
Tetanus Toxin -> Spores ... metabolites induce injury ... lymph -> Koplik's spots ... > Inflammation causes ... peds #pediatrics #pathophysiology
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... diabetes Key signs ... hypotension) DKA: Short
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Traumatic brain injury ... nervous system injury ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... -> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis #signs
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... • Due to injury ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... direct injury to ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... brachial artery injury ... Dislocation #Posterior #Radiology ... #Orthopedics #Sports
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... hyperthermia crisis (late sign ... amphetamines) Toxic: • Radiologic ... Traumatic brain injury ... #Differential #Causes