113 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
proportion of truly diseased ... identified as diseased ... will correctly diagnose ... implies being able ... #Calculation #Table
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... Disease Tissue ... patients with celiac disease ... #Diagnosis #Workup ... #Table
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Time (PT) - Often Elevated ... inhibitor • Liver disease ... (PTT) - Often elevated ... • Underfilled test ... laboratory #hematology #diagnosis
Inflammatory bowel disease: Crohn disease compared to Ulcerative colitis 

#Crohns #Disease #Ulcerative #Colitis #Comparison #Table #Manifestations
Inflammatory bowel disease ... : Crohn disease ... Colitis #Comparison #Table ... Manifestations #Symptoms #Diagnosis ... #Management
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Disorientation, vertigo Diagnostic ... tests - Ice cube ... test, TempTest ... Cold #Urticaria #diagnosis ... rheumatology #comparison #table
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
nodular thyroid disease ... Graves disease – ... Graves disease! ... Check pregnancy test ... workup choices AND management
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic ... Test Characteristics ... Cholecystitis #Diagnosis ... Characteristics #Table ... LikelihoodRatio #Accuracy #PhysicalExam
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... Test for celiac ... disease with serology ... change medical management ... Evaluation #workup #diagnosis
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
STAIN CULTURE PCR TEST ... crystalline disease ... noncrystalline disease ... nongonococcal ) #Diagnosis ... Effusion #Analysis #Table
Nail diseases and disorders.
 - Spoon Nails (Koilonychia)
 - Pitting of Nails
 - Beau's Lines
 -
Nail diseases and ... white spots) #Diagnosis ... #Leukonychia #Table ... #Clinical #PhysicalExam