16 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... immunofluorescence Immune Complex ... Glomerulonephritis #Vasculitis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Manifestations • Immune Complex ... Myopathy (Also caused ... Erythematosus #SLE #MSK ... Complications #pathophysiology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... adhesion of IgA complexes ... Formation of immune complexes ... periumbilical region), nausea ... HenochScholeinPurpura #Pathophysiology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
antigen-antibody complexes ... Viral replication causes ... PolyarteritisNodosa #Pathophysiology ... Signs #Symptoms #Vasculitis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... inflammation (complex ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
nonimmune hemolysis MSK ... , or any other cause ... Hypersensitivity vasculitis ... weeks #Scurvy #Pathophysiology ... #AscorbicAcid #Pathophysiology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
10-33% develop MS ... monophasic Pathophysiology ... • Infectious causes ... virus - Herpes simplex ... - Sjogren - Vasculitis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
• Stroke • Vasculitis ... Head and neck masses ... cause unknown) ... Noise trauma ○ MS ... Streptococcus ○ Herpes simplex
Achilles Tendon Tear on POCUS (Labeled)

A 35yo male presents with ankle pain. Achilles tendon tear is
Tendon Tear on POCUS ... tear is seen on POCUS ... Usually caused by ... clinical #ultrasound #msk ... #radiology #orthopedics
Multiple Myxomas on POCUS Echocardiogram

Apical 4-chamber view demonstrating multiple myxomas in a case of Carney complex
Multiple Myxomas on POCUS ... of Carney complex ... But this case is ... #Myxomas #POCUS ... Echocardiogram #clinical #cardiology