25 results
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Ligament (PCL) Injury ... Some sort of end ... Stress Test, - McMurray ... Stress Test or + McMurray ... #MSK #Sports #pathophysiology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
URT inflammation causes ... Tetanus Toxin -> Spores ... metabolites induce injury ... lymph -> Koplik's spots ... peds #pediatrics #pathophysiology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... • Other rare causes ... Overproduction #diagnosis #signs ... #symptoms #endocrinology ... #pathophysiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... deficiency: - Short ... #FeedbackLoop #endocrinology ... #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
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
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
out of cells may cause ... Signs/Symptoms/Complications ... Abdominal pain, nausea ... DiabeticKetoacidosis #DKA #pathophysiology ... #endocrinology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... hypertension and signs ... or acute kidney injury ... renal bruit or signs ... Vasculitis • Endocrinologic