772 results
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Prothrombin Time ... (PT) and Partial ... Time (PTT) Prothrombin ... Time (PT) - Often ... thematttsai #PT
Light's Criteria for Pleural Effusions

#Diagnosis #Pulmonary #Lights #Criteria #Pleural #Effusion #Differential

** GrepMed Recommended Text: Pocket Medicine:
Criteria for Pleural Effusions ... Criteria #Pleural #Effusion
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
made in liver) Prothrombin ... Time (PT) - Marker ... Standardization of prothrombin
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
== NORMAL PT ... level NORMAL PT ... If the PT remains ... Deficiency of prothrombin ... Acquired inhibitor of prothrombin
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... aPTT Prolonged Prothrombin ... Time (PT) 1. ... typically prolong PT ... #Abnormal #PT
Liver Function Tests (LFTs)
 - Aspartate aminotransferase (AST) 
 - Alanine aminotransferase (ALT) 
 - Alkaline
(Direct) - Prothrombin
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
CT - pleural effusions ... uncommon - if pt
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged PT ... • Prolonged PT ... • Prolonged PT ... Prolonged PTT, Normal PT ... Prolonged #PPT #PT
Therefore, studies obtained at the initial presentation in the emergency department should evaluate for fibrinolysis with
levels, D-dimer, prothrombin ... time (PT), international
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 ... Malignant Knee Effusions