71 results
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Lachmans #test #ACL #Knee ... #Injury #Normal ... cruciate #ligament #msk
Kidney Biopsy - Diagnosis Algorithms
1) Normal Glomerulus by LM
2) Glomerular Crescents
3) Double Contours of GBM
4) Endocapillary
Biopsy - Diagnosis Algorithms ... 1) Normal Glomerulus ... renal #Diagnosis #Algorithm ... #nephrology #pathology
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 ... Diagnosis Framework Knee ... distal to the knee ... - Synovium - Oral ... differential #diagnosis #msk
Causes of Metabolic Acidosis - Gap and Non-Gap - Differential Diagnosis Algorithm
 • Elevated Anion Gap
Differential Diagnosis Algorithm ... Gain of H+) • Normal ... AnionGap #NonGap #Nephrology ... Differential #Diagnosis #Algorithm
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic algorithm ... Supplementation (oral ... Nephropathy Renin Normal ... Hyperkalemia #Diagnosis #algorithm ... #nephrology #potassium
Metabolic and Respiratory Acidosis and Alkalosis - Diagnostic Algorithm

Anion gap - MUDPILES: 
 - Methanol (formic
Alkalosis - Diagnostic Algorithm ... Salicylates (late) Normal ... Respiratory #Metabolic #Algorithm ... Recommended Text: Nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Differential Diagnosis Algorithm ... High or Normal ... Malignancy • Normal ... Differential #Diagnosis #Algorithm ... #Workup #nephrology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Biceps Reflex C6 Dorsal ... Triceps Reflex C8 Dorsal ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... differential #diagnosis #Neurology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... - Diarrhea pH Normal ... #Differential #Algorithm ... Causes #Workup #Nephrology