82 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... Prothrombin Time (PT ... typically prolong PT ... Prolonged PT and ... #Abnormal #PT
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
for a Prolonged PT ... and aPTT If the PT ... , FVII, FIX, FX ... , FVII, FIX, FX) ... #Abnormal #PT
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Prothrombin Time (PT ... Prothrombin Time (PT ... warfarin) • Factor VII ... thematttsai #PT
Shoulder Effusion Ballottement on Physical Examination

Shoulder effusion. You can ballot and see fluid return at posterior
Shoulder Effusion ... Examination Shoulder effusion ... #Shoulder #Effusion ... #PhysicalExam #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Framework Knee Effusion ... Infectious Knee Effusions ... Traumatic Knee Effusions ... differential #diagnosis #msk
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
• Secondary effusion ... joint with MRI effusion ... signs #symptoms #msk
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
CT - pleural effusions ... uncommon - if pt
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
complexes with FVIIa ... TF-FVIIa also activates ... thrombin #clot #PT
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
== NORMAL PT ... level NORMAL PT ... If the PT remains ... evaluation of factor VII ... Inherited: • Factor VII
RV Strain in Pulmonary Embolism on POCUS Echocardiogram

A patient is brought by EMS intubated and hypotensive.
echo (assuming pt ... full code, this pt ... followed by 90mg iv infusion