Posterior interosseous neuropathy - Revision history

Rossdonaldson1: /* Differential Diagnosis */

2022-02-05T14:42:02Z

Differential Diagnosis

@@ Line 24: / Line 24: @@
 ==Differential Diagnosis==
-===Upper extremity [[peripheral nerve syndromes]]===
+{{Upper extremity peripheral nerve syndromes}}
 ==Evaluation==

2022-02-05T14:41:22Z

Background

← Older revision		Revision as of 14:41, 5 February 2022
Line 1:		Line 1:
	==Background==		==Background==
			[[File:Nerves of the left upper extremity.gif\|thumb\|Nerves of the left upper extremity.]]
	*Posterior interosseous nerve (C7-8) is a branch of the radial nerve that supplies motor innervation to the forearm extensor muscles		*Posterior interosseous nerve (C7-8) is a branch of the radial nerve that supplies motor innervation to the forearm extensor muscles
	*Compression or injury can cause an isolated PIN palsy <ref>Dang AC et al. Unusual Compression Neuropathies of the Forearm, Part I: Radial Nerve. JHS. 2009;34A:1906-1914.</ref>		*Compression or injury can cause an isolated PIN palsy <ref>Dang AC et al. Unusual Compression Neuropathies of the Forearm, Part I: Radial Nerve. JHS. 2009;34A:1906-1914.</ref>

2022-02-05T14:39:22Z

Clinical Features

← Older revision		Revision as of 14:39, 5 February 2022
Line 18:		Line 18:

	==Clinical Features==		==Clinical Features==
			[[File:Cutaneous innervation of the upper limb.svg\|thumb\|Cutaneous innervation of the upper limb]]
	*Forearm and wrist pain		*Forearm and wrist pain
	*Weakness on finger and wrist extension		*Weakness on finger and wrist extension

	==Differential Diagnosis==		==Differential Diagnosis==

2020-08-05T17:59:43Z

Causes

2020-08-05T17:51:48Z

← Older revision		Revision as of 17:51, 5 August 2020
Line 5:		Line 5:
	*More common in body builders and laborers due to repetitive pronosupination		*More common in body builders and laborers due to repetitive pronosupination

	==~~Clinical Features~~==		===Causes===
	*Forearm and wrist pain
	*Weakness on finger and wrist extension

	~~==Differential Diagnosis~~==
	*Peripheral neuropathy		*Peripheral neuropathy
	**Repetitive microtrauma		**Repetitive microtrauma
Line 21:		Line 17:
	*Iatrogenic		*Iatrogenic

			==Clinical Features==
			*Forearm and wrist pain
			*Weakness on finger and wrist extension

			==Differential Diagnosis==
	===Upper extremity [[peripheral nerve syndromes]]===		===Upper extremity [[peripheral nerve syndromes]]===
	====Median Nerve Syndromes====		====Median Nerve Syndromes====

2020-08-05T17:51:10Z

Evaluation

← Older revision		Revision as of 17:51, 5 August 2020
Line 46:		Line 46:

	==Evaluation==		==Evaluation==
	*Usually a clinical diagnosis		===Workup===
	*Plain films		*Plain films
	*EMG		*EMG (as outpatient)

			===Diagnosis===
			*Usually a clinical diagnosis (in ED)

	==Management==		==Management==

2020-08-05T17:50:21Z

Management

← Older revision		Revision as of 17:50, 5 August 2020
Line 51:		Line 51:

	==Management==		==Management==
	*Nonoperative: rest, activity modification, NSAIDs, splinting		*Nonoperative: rest, activity modification, [[NSAIDs]], [[splinting]]
	*Operative decompression: compressive masses		*Operative decompression: compressive masses

2020-08-05T17:50:05Z

2020-08-02T14:47:26Z

Evaluation

← Older revision		Revision as of 14:47, 2 August 2020
Line 47:		Line 47:
	==Evaluation==		==Evaluation==
	*Usually a clinical diagnosis		*Usually a clinical diagnosis
			*Plain films
	*EMG		*EMG

2020-08-02T14:35:16Z

Background

← Older revision		Revision as of 14:35, 2 August 2020
Line 1:		Line 1:
	==Background==		==Background==
	*Posterior interosseous nerve is a branch of the radial nerve that supplies motor innervation to the forearm extensor muscles		*Posterior interosseous nerve (C7-8) is a branch of the radial nerve that supplies motor innervation to the forearm extensor muscles
	*Compression or injury can cause an isolated PIN palsy <ref>Dang AC et al. Unusual Compression Neuropathies of the Forearm, Part I: Radial Nerve. JHS. 2009;34A:1906-1914.</ref>		*Compression or injury can cause an isolated PIN palsy <ref>Dang AC et al. Unusual Compression Neuropathies of the Forearm, Part I: Radial Nerve. JHS. 2009;34A:1906-1914.</ref>
	*More proximal pathologies can cause a combined palsy		*More proximal pathologies can cause a combined palsy