94 results
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... Etiology: • Vit B12 ... intrinsic factor, IF) Clinical ... who don't take B12 ... level (< 200 pg
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... • Thiamine B1 ... • Riboflavin B2 ... gestation • Vitamin B12
Radial Fracture Due to Parathyroid Carcinoma- ...A plain radiograph of the left arm showed a diaphyseal
level of 3590 pg ... hormone level was 48 pg ... #clinical #radiology
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Mucormycosis • Neg (<60 pg ... cut-offs defined in clinical ... >90% (In most clinical ... Fungal #Testing #FalsePositives
The Inhibited Pathway caused by N2O, leading to a decrease in the active form of Vitamin
form of Vitamin B12 ... inhibition of vitamin B12 ... - Vitamin B12 ... converts vitamin B12 ... The classic clinical
Bronchoscopy Anatomy - Labeled
A large part of pulmonary is procedural based, and bronchoscopy is used to
apical segment (B1 ... posterior segment (B2 ... posterior segment (B10 ... posterior segment (B10 ... Anatomy #Labeled #clinical
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
fatigue despite clinical ... Monitor & correct B12 ... (B12, MMA) for ... symptoms even if wnl B12
Cobalamin (vitamin B12)
In the diet:
5-15 pg/day (min. 1-5)
B12
Protein
HC
pH t
B12
Duodenum
Stomach
1
B12
R-protein
Protein
From saliva
R-protein
Intrinsic factor
Pancreas
B12
R-Protein
Trypsin
B12
Terminal ileum
B12
IF
2
Specific binding to receptors of
Cobalamin (vitamin B12 ... the diet: 5-15 pg ... day (min. 1-5) B12 ... Protein HC pH t B12 ... IF B12 pH >
Kussmaul Breathing Pattern

Demonstration of Kussmaul breathing pattern seen here in Diabetic Ketoacidosis.  Initial pH was
and glucose was 812 ... #PhysicalExam #Clinical
Wernicke Encephalopathy - Acute Thiamine (B1) Deficiency 
Clinical Diagnosis - Caine Criteria (2 out of 4):
Acute Thiamine (B1 ... ) Deficiency Clinical ... Encephalopathy #Thiamine #B1