47 results
Effect of Selected Diseases on Complement Levels - C3, C4
 • SLE C3 ↓ C4 ↓↓
Selected Diseases on Complement ... Levels - C3, C4 • SLE ... C4 ↓ or → • PIGN ... ThePeanutKidney #Complement ... Levels #C3 #C4 #differential
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Syndromes and Mimics - Differential ... anti-GBM) 10%: - Low Complement ... Levels: SLE, Cryoglobulinemic ... Vasculitis - Normal Complement ... Syndromes #Mimics #Differential
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on POCUS ... Differential/diagnosis ... See thread for POCUS ... RV, McConnell's sign ... cardiology #McConnells #sign
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
activation • Complement ... tagged with C3 complement ... classical pathway (see ... Complement Activation ... proliferate and differentiate
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... Do you see any pathology ... Embolus #Clinical #POCUS
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... submassive PE) POCUS ... #pulmonary #differential ... #diagnosis #signs ... #Lung #POCUS #ultrasound
Causes of ileitis beyond Crohn’s disease and infections include systemic disorders -spondyloarthropathies, vasculitides, ischemia, and amyloidosis
See below for table ... helpful paper complements ... #GI #Ileitis #Differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
involvement 3% SLE-Related ... (aPL) 30-45% Differential ... Lupusreference #SLE ... autoantibodies #signs ... symptoms #mimickers #differential
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
Kussmaul's Sign ... - Differential Diagnosis ... Kussmaul's sign ... conditions where we may see ... diagnosis #cardiology #differential
Airway Intubation Confirmation on POCUS
Linear probe is placed on anterior neck at the level of the
Confirmation on POCUS ... intubation, you would see ... “double tract sign ... #Confirmation #POCUS